Economy Rigid-Arm Magnetic-Base Indicator Holders

The magnetic base has a V-grooved bottom for mounting on flat and curved metal surfaces and a magnetic release switch for easy setups. Use the fine-adjustment knob for precise positioning of the arm.
Base | Upright Post | Arm | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Dia. | Ht. | Material | Lg. | Dia. | Features | Each | |
Lug and Stem Mount | ||||||||||||||||
1/4" | 3/8" | 2 5/8" | 2" | 2 15/16" | M8 | 1.25 | Cast Iron | 132 | 7/16" | 6.9" | Steel | 5 13/16" | 0.464" | Fine-Adjustment Arm, Magnetic-Release Switch | 0000000 | 000000 |
Rigid-Arm Magnetic-Base Indicator Holders


The magnetic base has a V-grooved bottom for mounting on flat and curved metal surfaces and a magnetic release switch for easy setups.
Holders with fine-adjustment arm give you more precise control over the arm position.
For technical drawings and 3-D models, click on a part number.
Base | Upright Post | Arm | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Dia. | Ht. | Material | Lg. | Dia. | Features | Each | |
Lug and Stem Mount | ||||||||||||||||
1/4" | 5/32"-1/4" | 2.559" | 1.97" | 2.165" | M8 | 1.25 | Cast Iron | 176 | 7/16" | 6 7/8" | Steel | 6 1/2" | 0.375" | Fine-Adjustment Arm, Magnetic-Release Switch | 0000000 | 000000 |
1/4" | 5/32"-1/4" | 2.559" | 1.97" | 2.165" | M8 | 1.25 | Cast Iron | 176 | 7/16" | 6 7/8" | Steel | 6 1/2" | 0.375" | Magnetic-Release Switch | 000000 | 00000 |
1/4" | 1/4"-5/16" | 2.953" | 1.97" | 2.165" | M8 | 1.25 | Cast Iron | 220 | 5/8" | 8 7/8" | Steel | 6 1/2" | 0.563" | Fine-Adjustment Arm, Magnetic-Release Switch | 0000000 | 00000 |
Starrett Rigid-Arm Magnetic-Base Indicator Holders
The magnetic base has a flat bottom for mounting on flat metal surfaces and a magnetic release switch for easy setups.
Fine-adjustment attachment (sold separately) can be installed between the upright post and the base to give you more precise control over positioning.

Base | Upright Post | Arm | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbs. | Dia. | Ht. | Lg. | Dia. | Features | Manufacturer Model Number | Each | |
Lug and Stem Mount | |||||||||||||||
1/4" | 1/4" | 1 57/64" | 1 5/8" | 1 29/32" | 1/4"-20 | Steel | 75 | 3/8" | 7 5/16" | 6" | 0.25" | Magnetic-Release Switch | 657AA | 00000000 | 0000000 |
Fine Adjustment Attachment | 00000000 | Each | 000000 |
Jointed-Arm Magnetic-Base Indicator Holders


Position the arm by adjusting joints at the top, middle, and bottom. The magnetic base has a V-grooved bottom for mounting on curved and flat metal surfaces and a magnetic-release switch for easy setups. Holders have fine-adjustment knobs for precise positioning.
Indicator Holders | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Base | Arm | Replacement Arms | Replacement Clamps | ||||||||||||||
For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Lg. | Dia. | Features | Includes | Each | Each | Each | |||
Dovetail and Stem Mount | |||||||||||||||||
6mm, 8mm, 3/8" | 1 1/2" | 1 1/4" | 1 3/8" | M5 | 0.8 | Cast Iron | 70 | 4 1/4" | 3/8" | Fine-Adjustment Base, Fine-Adjustment Clamp, Magnetic-Release Switch | Swivel Clamp | 00000000 | 0000000 | 00000000 | 000000 | 00000000 | 000000 |
6mm, 8mm, 3/8" | 2 3/8" | 1 15/16" | 2 5/32" | M8 | 1.25 | Cast Iron | 176 | 11" | 1/2" | Fine-Adjustment Base, Fine-Adjustment Clamp, Magnetic-Release Switch | Swivel Clamp | 00000000 | 000000 | 00000000 | 00000 | 00000000 | 00000 |
6mm, 8mm, 3/8" | 4 3/4" | 1 15/16" | 2 5/32" | M10 | 1.25 | Cast Iron | 290 | 20" | 3/4" | Fine-Adjustment Clamp, Magnetic-Release Switch | Swivel Clamp | 00000000 | 000000 | 00000000 | 000000 | 00000000 | 00000 |
Economy Jointed-Arm Magnetic-Base Indicator Holders

Position the arm by adjusting joints at the top, middle, and bottom. The magnetic base has a V-grooved bottom for mounting on curved and flat metal surfaces and a magnetic-release switch for easy setups. Use the fine adjustment knob on the clamp for precise positioning.
Base | Arm | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Lg. | Dia. | Features | Each | |
Dovetail and Stem Mount | ||||||||||||
3/8" | 2 1/2" | 2" | 2 3/16" | M8 | 1.25 | Cast Iron | 132 | 13 1/2" | 0.464" | Fine-Adjustment Clamp, Magnetic-Release Switch | 000000 | 000000 |
Flexible-Arm Magnetic-Base Indicator Holders

and Fine-Adjustment
Clamp


Adjust the flexible arm to nearly any position. These holders have a ball-and-socket segmented arm that locks in place with a lever. The magnetic base has a release switch for easy setups.
Holders with V-grooved base can be mounted on both curved and flat surfaces.
Holders with fine-adjustment base or clamp give you more precise control over positioning.
Indicator Holders | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Base | Arm | Replacement Arms | |||||||||||||
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Lg. | Dia. | Features | Each | Each | ||
Dovetail and Stem Mount | |||||||||||||||
3/8" | V-Grooved | 2" | 2 1/2" | 2 5/8" | 5/16''-18 | __ | Steel | 90 | 15 1/4" | 0.625" | Fine-Adjustment Clamp, Magnetic-Release Switch | 00000000 | 0000000 | 00000000 | 0000000 |
Stem Mount | |||||||||||||||
1/8"-1/2" | Flat | 2" | 1 5/8" | 2" | __ | __ | Steel | 65 | 14" | 0.625" | Fine-Adjustment Base, Magnetic-Release Switch | 00000000 | 000000 | 00000000 | 000000 |
5/32"-1/2" | V-Grooved | 2 1/2" | 2" | 2 1/4" | M8 | 1.25 | Steel | 180 | 12 1/2" | 0.63" | Magnetic-Release Switch | 0000000 | 00000 | 0000000 | 00000 |
Low-Profile Magnetic-Base Indicator Holders with Multiple Mounting Locations


For more versatility than other low-profile holders, this holder has six locations for mounting indicators and accessories, including two mounting holes and four places to mount an indicator lug back with the included thumb screws. Use it in areas with limited space. The magnetic base has a V-grooved bottom for mounting on curved and flat metal surfaces.
For technical drawings and 3-D models, click on a part number.
For Stem Dia. Mounting Hole | Base | |||||||
---|---|---|---|---|---|---|---|---|
Unthreaded Round | Unthreaded V-Shape | Type | Ht. | Material | Magnetic Pull, lbs. | Mount Type | Each | |
3/8" | 1/8"-5/16" | Flat | 1 1/16" | Zinc | 45 | Stem | 00000000 | 000000 |
Low-Profile Magnetic Base Holders with Positioning Arm


Use a swivel clamp (not included) to attach an indicator to the positioning arm. These holders are often used in areas with limited space. They have a magnetic base with a V-grooved bottom for mounting on curved and flat metal surfaces and a magnetic-release switch for easy setups.
Style A has a fine-adjustment knob on the arm for precise positioning.
Style B has a pivoting arm attached to an adjustable sliding block. Use the fine-adjustment knob on the sliding block for precise positioning. The arm can be removed to hold a 1/4” lug back.
Base | Arm | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Style | Type | Lg. | Wd. | Ht. | Material | Magnetic Pull, lbs. | Dia. | Flexibility | Lg. | Material | Features | Each | |
A | V-Grooved | 3 1/2" | 1 1/8" | 1" | Stainless Steel | 50 | 0.25" | Rigid | 6" | Steel | Fine-Adjustment Arm, Magnetic-Release Switch | 000000 | 000000 |
B | V-Grooved | 3 1/2" | 1 1/8" | 1 1/2" | Stainless Steel | 50 | 0.25" | Rigid | 6" | Steel | Fine-Adjustment Arm, Magnetic-Release Switch | 000000 | 000000 |
Low-Profile Magnetic-Base Indicator Holders


Use this holder in areas with limited space. It has a nut and bolt for holding a 1/4” lug-back indicator. The magnetic base has a V-grooved bottom for mounting on curved and flat metal surfaces and a magnetic-release switch for easy setups.
Base | |||||||||
---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | Lg. | Wd. | Ht. | Material | Magnetic Pull, lbs. | Thread Size | Features | Each | |
Lug Mount | |||||||||
1/4" | 3 1/2" | 1 1/8" | 1" | Steel | 50 | 8-32 | Magnetic-Release Switch | 000000 | 000000 |
Rigid-Arm Magnetic-Base Indicator Holders for Uneven Surfaces

The base is comprised of adjustable magnetic pins which allow it to conform to any shape and grip most metal surfaces. Use the fine-adjustment knob to precisely position the arm.
Base | Upright Post | Arm | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Dia. | Ht. | Material | Lg. | Dia. | Material | Features | Each | |
Lug and Stem Mount | |||||||||||||||||
1/4" | 5/32"-3/8" | 1 15/16" | 1 5/8" | 2 7/8" | M8 | 1.25 | Cast Aluminum | 120 | 15/32" | 7 1/16" | Steel | 3 1/2" | 0.469" | Steel | Fine-Adjustment Arm, Magnetic-Release Switch | 0000000 | 0000000 |
Flexible-Arm Magnetic-Base Indicator Holders for Uneven Surfaces

A flexible ball-and-socket segmented arm adjusts to nearly any position and locks in place with a lever. The base is comprised of adjustable magnetic pins which allow it to conform to any shape and grip most metal surfaces. It has a magnetic-release switch for easy setups.
Base | Arm | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Lg. | Dia. | Material | Features | Each | |
Stem Mount | |||||||||||||
5/64"-1/2" | 1 15/16" | 1 5/8" | 2 7/8" | M8 | 1.25 | Cast Aluminum | 120 | 12 1/2" | 0.47" | Steel | Magnetic-Release Switch | 0000000 | 0000000 |
Economy Magnetic Bases
This magnetic base has a threaded mounting hole to hold upright posts and fixtures. It has a V-grooved bottom for mounting on curved and flat metal surfaces and a magnetic-release switch for easy setups.
Magnetic Bases
Use the threaded mounting hole on these bases to hold upright posts and fixtures. Bases have a magnetic-release switch for easy setups.
V-grooved bases can be mounted on both curved and flat metal surfaces.


Base | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Magnetic Pull, lbs. | Mounting Hole Location | Features | Each | |
Flat | ||||||||||
1 3/16" | 1 3/16" | 1 3/16" | M5 | 0.8 | Cast Iron | 38 | Top | Magnetic-Release Switch | 0000000 | 000000 |
4 3/4" | 2 3/8" | 2 1/16" | M8 | 1.25 | Cast Iron | 337 | Top | Magnetic-Release Switch | 000000 | 000000 |
V-Grooved | ||||||||||
2 5/8" | 2" | 2 3/16" | M8 | 1.25 | Cast Iron | 176 | Top | Magnetic-Release Switch | 000000 | 00000 |
3" | 2" | 2 3/16" | M8 | 1.25 | Cast Iron | 220 | Top | Magnetic-Release Switch | 0000000 | 00000 |
4 5/8" | 2" | 2 3/16" | M10 | 1.5 | Cast Iron | 292 | Top | Magnetic-Release Switch | 0000000 | 000000 |
Starrett Magnetic Bases
The threaded mounting holes on this base hold upright posts and fixtures. It has a flat bottom for mounting on flat metal surfaces and a V-step at the top of the base for mounting on round surfaces. The magnetic-release switch allows for easy setups.
Economy Weighted-Base Indicator Holders


Commonly used on workbenches, these stands have a heavy granite base for stability. They hold indicators in place for taking accurate readings.
Holder with fine-adjustment arm gives you more control over positioning.
Base | Upright Post | Arm | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | Surface Accuracy | Throat Dp. | Type | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Material | Dia. | Ht. | Material | Lg. | Flexibility | Features | Each | |
1/4" | ±0.0001" | 2 3/8" | Flat | 6" | 6" | 2" | 3/8"-16 | __ | Granite | 1 1/4" | 8" | Steel | 2 1/8" | Rigid | __ | 00000000 | 0000000 |
1/4" | ±0.0005" | 2 3/8" | Flat | 6" | 6" | 2" | M10 | 1.5 | Granite | 1" | 8" | Steel | 1 7/8" | Rigid | Fine-Adjustment Arm | 00000000 | 000000 |
Base | Upright Post | Arm | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Surface Accuracy | Throat Dp. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Dia. | Ht. | Material | Lg. | Flexibility | Each | |
3/8" | ±0.0001" | 4 25/32" | Flat | 12" | 18" | 4" | 3/8"-16 | Granite | 1 1/4" | 12" | Stainless Steel | 4 3/16" | Rigid | 00000000 | 0000000 |
3/8" | ±0.0001" | 5 5/8" | Flat | 8" | 12" | 2" | 3/8"-16 | Granite | 1 1/4" | 12" | Stainless Steel | 5 3/8" | Rigid | 00000000 | 000000 |
Precision Weighted-Base Indicator Holders with Calibration Certificate


These holders come with a calibration certificate traceable to NIST states that the granite base has passed a test for surface accuracy. The extremely tight flatness tolerances of the granite allow for nearly frictionless workpiece movement and provide an accurate reference plane for inspection work.
Holders with jointed arm have a fine-adjustment knob for precise positioning.
Base | Upright Post | Arm | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Surface Accuracy | Throat Dp. | Lg. | Wd. | Ht. | Thread Size | Material | Dia. | Ht. | Material | Lg. | Flexibility | Features | Each | |
3/8" | ±0.00005" | 1 3/4" | 6" | 6" | 2" | 1/2"-13 | Granite | 1 1/4" | 8" | Steel | 4 1/8" | Rigid | __ | 0000000 | 0000000 |
3/8" | ±0.0001" | 5" | 8" | 12" | 2" | 1/2"-13 | Granite | 1 1/4" | 12" | Steel | 7 5/16" | Jointed | Fine-Adjustment Arm | 0000000 | 000000 |
3/8" | ±0.0001" | 5" | 12" | 18" | 4" | 1/2"-13 | Granite | 1 1/4" | 12" | Steel | 7 5/16" | Jointed | Fine-Adjustment Arm | 0000000 | 00000000 |
Base | Upright Post | Arm | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | Surface Accuracy | Throat Dp. | Lg. | Wd. | Ht. | Thread Size | Material | Dia. | Ht. | Material | Lg. | Flexibility | Features | Each | |
1/4" | ±0.00005" | 1 3/4" | 6" | 6" | 2" | 1/2"-13 | Granite | 1 1/4" | 8" | Steel | 4 1/8" | Rigid | __ | 0000000 | 0000000 |
1/4" | ±0.0001" | 5" | 8" | 12" | 2" | 1/2"-13 | Granite | 1 1/4" | 12" | Steel | 7 5/16" | Jointed | Fine-Adjustment Arm | 0000000 | 000000 |
1/4" | ±0.0001" | 5" | 12" | 18" | 4" | 1/2"-13 | Granite | 1 1/4" | 12" | Steel | 7 5/16" | Jointed | Fine-Adjustment Arm | 0000000 | 00000000 |
Weighted-Base Indicator Holders


A heavy cast iron base adds stability. These stands hold indicators in place for taking accurate readings. A fine-adjustment knob gives you precise control over the arm position.
Serrated anvils are often used when measuring oily parts—oil drips down into the serrations so the indicator has more direct contact with the part it’s measuring.
Anvils | Base | Upright Post | Arm | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Number | Face Dia. | Face Texture | Material | Throat Dp. | Lg. | Wd. | Ht. | Thread Size | Thread Pitch, mm | Dia. | Ht. | Material | Lg. | Flexibility | Features | Each | |
Stem Mount | ||||||||||||||||||
3/8", 8mm | 1 | 2" | Serrated | Steel | 2 1/2" | 5 3/4" | 3 1/2" | 1 1/2" | M10 | 1.5 | 1" | 8" | Steel | 3" | Rigid | Fine-Adjustment Arm | 0000000 | 0000000 |
3/8", 8mm | 2 | 2 3/8" | Serrated, Smooth | Steel | 2 3/4" | 5 3/4" | 3 1/2" | 1 1/2" | M10 | 1.5 | 1" | 14" | Steel | 3" | Rigid | Fine-Adjustment Arm | 0000000 | 000000 |
Flexible-Arm Weighted-Base Indicator Holders

Adjust the flexible ball-and-socket segmented arm to nearly any position and lock in place with a lever. A heavy cast iron base adds stability.
Base | Arm | |||||||
---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Dia. | Ht. | Thread Size | Material | Lg. | Dia. | Each | |
Stem Mount | ||||||||
1/8"-1/2" | 6" | 15/16" | 5/16''-18 | Cast Iron | 13" | 0.625" | 0000000 | 0000000 |
Jointed-Arm Vacuum-Base Indicator Holders

Position the arm by adjusting joints at the top, middle, and bottom. A vacuum base provides stability on granite plates and other nonmagnetic surfaces. Use the fine-adjustment knob on the clamp for precise positioning
For technical drawings and 3-D models, click on a part number.
Base | Arm | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Dia. | Ht. | Thread Size | Thread Pitch, mm | Material | Lg. | Dia. | Features | Each | |
Dovetail and Stem Mount | ||||||||||
6mm, 8mm, 3/8" | 3 7/16" | 13/16" | M8 | 1.25 | Cast Aluminum | 11 1/8" | 0.705" | Fine-Adjustment Clamp | 0000000 | 0000000 |
Flexible-Arm Vacuum-Base Indicator Holders

Position the flexible ball-and-socket segmented arm around obstructions and lock in place with a lever. The vacuum base provides stability on granite plates and other nonmagnetic surfaces.
Base | Arm | ||||||||
---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Dia. | Ht. | Thread Size | Thread Pitch, mm | Material | Lg. | Dia. | Each | |
Stem Mount | |||||||||
1/8"-1/2" | 3.465" | 1.063" | M8 | 1.25 | Aluminum | 13" | 0.625" | 0000000 | 0000000 |
Workpiece-Centering Indicator Holders

Mount this holder into your machine spindle and use for centering workpieces. The clamp has a fine-adjustment knob for precise positioning.
For technical drawings and 3-D models, click on a part number.
Arm | Shank | |||||||
---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Lg. | Dia. | Lg. | Dia. | Material | Features | Each | |
Dovetail and Stem Mount | ||||||||
6mm, 8mm, 3/8" | 7 " | 3/8 " | 1 9/16" | 5/16" | Steel | Fine-Adjustment Clamp | 0000000 | 000000 |
Clamp-On Indicator Holders

Attach the C-clamp on these holders to your milling machine head to take indicator measurements without obstructing the cutting tool. Use the fine-adjustment rod to precisely position the arm.
Overall reach is the distance from the center of the C-clamp to the end of the arm when both are extended.
For technical drawings and 3-D models, click on a part number.
Clamp-On Indicator Holders for Bridgeport J Heads

Attach the C-clamp on this holder to your Bridgeport J head to take indicator measurements without obstructing the cutting tool. Use the fine-adjustment rod to precisely position the arm.
Overall reach is the distance from the center of the C-clamp to the end of the arm when both are extended.
For technical drawings and 3-D models, click on a part number.
Flexible-Arm Clamp-On Indicator Holders

Vise-grip locking pliers clamp this holder to most thin, flat surfaces, and the flexible arm lets you position your indicator around obstructions. Lock the arm in place with a lever.
Depth Base Attachments for Plunger-Style Variance Indicators



Install the stem of a plunger-style indicator into one of these bases to convert it to a depth gauge.
For technical drawings and 3-D models, click on a part number.
Mounting Holes | |||||||||
---|---|---|---|---|---|---|---|---|---|
Number of | Location | For Mounting Stem Dia. | Lg. | Wd. | Ht. | Material | Includes | Each | |
1 | Center | 3/8" | 2" | 3/4" | 5/8" | Steel | Stem-Holding Collet | 00000000 | 0000000 |
1 | Center | 3/8" | 3" | 3/4" | 5/8" | Steel | Stem-Holding Collet | 00000000 | 000000 |
2 | Center, 1" from End | 3/8" | 4" | 3/4" | 5/8" | Steel | Stem-Holding Collet | 00000000 | 000000 |
3 | Center, 1" from End, 2" from End | 3/8" | 6" | 3/4" | 5/8" | Steel | Stem-Holding Collet | 00000000 | 000000 |
3 | Center, 1" from End, 2" from End | 3/8" | 8" | 3/4" | 5/8" | Steel | Stem-Holding Collet | 00000000 | 000000 |
Replacement Collet (9/16"-18 External Thread) | 00000000 | Each | 000000 |
Economy Depth Base Attachments for Plunger-Style Variance Indicators

Install the stem of a plunger-style indicator into one of these bases to convert it to a depth gauge.
For technical drawings and 3-D models, click on a part number.
Mounting Holes | |||||||||
---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Lg. | Wd. | Ht. | Number of | Location | Material | Includes | Each | |
3/8", 8mm | 4" | 5/8" | 1 1/2" | 1 | Center | Steel | Stem-Holding Bushings | 00000000 | 000000 |
Attachments for Lever-Style Variance Indicators
Attachments with stems mount into swivel clamps, collets, and chucks.
Attachments without dovetails require a swivel clamp (not included) to hold the indicator.
For technical drawings and 3-D models, click on a part number.

Stems | |||||
---|---|---|---|---|---|
Overall Lg. | Number of | Dia. | Lg. | Each | |
2" | 1 | 0.188" | 1" | 0000000 | 000000 |
Starrett Dial-Indicator Shaft Alignment Chain Clamp Kits

Two chain clamps position two Starrett test indicators at different points along a shaft to find any misalignment. The easy-to-read dials offer more precise measurement than stylus indicators.
Dial Indicator | |||||||
---|---|---|---|---|---|---|---|
For Shaft Dia. | Manufacturer Model Number | Measuring Increments | Measuring Range | Container Type | Includes | Each | |
0"-9" | 196B1 | 0.001" | 0"-0.2" | Case | Dial Indicator, Inspection Mirror, Two Swivel Clamps | 0000000 | 000000000 |
Shaft Alignment Chain Clamp Kits

Kit includes two chain clamps, an inspection mirror, and a case. Pair this kit with your own test indicators to check for shaft misalignment.
For Shaft Dia. | Container Type | Includes | Each | |
0"-9" | Case | Inspection Mirror, Two Chain Clamps | 0000000 | 0000000 |
Shaft Alignment Chain Clamps

Install a test indicator on each holding rod to check for shaft misalignment.
Body | Mounting | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
For Shaft Dia. | Chain Lg. | Lg. | Wd. | Body Material | Hole Location | Fasteners Included | No. of Holes | Hole Thread Size | Includes | Each | |
1"-6" | 24" | 3 5/8" | 3/4" | Stainless Steel | Side | Yes | 3 | 1/4"-28 | ANSI No. 41 Chain (6" Dia. Capacity) One 5/16" Dia. x 3-1/4" Lg. Stainless Steel Holding Rod One 5/16" Dia. x 6-1/2” Lg. Stainless Steel Holding Rod | 00000000 | 0000000 |
0"-9" | 24" | 3" | 3" | Aluminum | __ | __ | __ | __ | ANSI No. 41 Chain (9” Dia. Capacity) One 5/16” Dia. x 3” Lg. Stainless Steel Holding Rod One 5/16” Dia. x 6” Lg. Stainless Steel Holding Rod | 0000000 | 000000 |