Filter by
Base Mount Type
Mounting Stem Diameter
Arm Length
Base Type
Base Magnetic Pull
Base Length
Base Material
Base Height
DFARS Specialty Metals
Export Control Classification Number (ECCN)
Upright Post Material
Rigid-Arm Magnetic-Base Variance Indicator Holders
![]() | ![]() | ![]() |
With Magnetic-Release Switch | With Magnetic-Release Switch and Fine-Adjustment Arm | With Magnetic-Release Switch and 2 Fine-Adjustment Arms |
Base | Upright Post | Arm | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Arms | For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Dia. | Ht. | Material | Lg. | Dia. | Type | Each | |||
Stem Mount | |||||||||||||||||||
Magnetic-Release Switch | |||||||||||||||||||
| 1 | — | 3/8" | V-Grooved | 2.362" | 1.97" | 2.165" | M8 x 1.25 mm | Cast Iron | 176 | 1/2" | 6 7/8" | Steel | 6 5/16" | 0.393" | Rigid | 2310A101 | 000000 | ||
Fine-Adjustment Arm, Magnetic-Release Switch | |||||||||||||||||||
| 1 | — | 3/8" | V-Grooved | 2.362" | 1.97" | 2.165" | M8 x 1.25 mm | Cast Iron | 176 | 1/2" | 6 7/8" | Steel | 6" | 0.393" | Rigid | 2310A102 | 00000 | ||
Lug and Stem Mount | |||||||||||||||||||
Magnetic-Release Switch | |||||||||||||||||||
| 1 | 1/4" | 5/32" to 1/4" | V-Grooved | 2.559" | 1.97" | 2.165" | M8 x 1.25 mm | Cast Iron | 176 | 7/16" | 6 7/8" | Steel | 6 1/2" | 0.375" | Rigid | 2310A1 | 00000 | ||
Fine-Adjustment Arm, Magnetic-Release Switch | |||||||||||||||||||
| 1 | 1/4" | 5/32" to 1/4" | V-Grooved | 2.559" | 1.97" | 2.165" | M8 x 1.25 mm | Cast Iron | 176 | 7/16" | 6 7/8" | Steel | 6 1/2" | 0.375" | Rigid | 2310A15 | 00000 | ||
| 1 | 1/4" | 5/32" to 1/4" | V-Grooved | 2.874" | 1.97" | 2.165" | M10 x 1.5 mm | Cast Iron | 220 | 13/16" | 14" | Steel | 8 11/16" | 0.472" | Rigid | 2310A103 | 000000 | ||
| 1 | 1/4" | 1/4" to 5/16" | V-Grooved | 2.953" | 1.97" | 2.165" | M8 x 1.25 mm | Cast Iron | 220 | 5/8" | 8 7/8" | Steel | 6 1/2" | 0.563" | Rigid | 2310A16 | 00000 | ||
| 2 | 1/4" | 3/4" | Flat | 4.687" | 2" | 2.375" | M8 x 1.25 mm | Cast Iron | 180 | 3/4" | 12" | Steel | 15" | 0.5" | Rigid | 2310A104 | 000000 | ||
Jointed-Arm Magnetic-Base Variance Indicator Holders
Variance Indicator Holders | Replacement Arms | Replacement Clamps | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Base | Arm | ||||||||||||||||||
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Lg. | Dia. | Type | Includes | Each | Each | Each | |||||
Dovetail and Stem Mount | |||||||||||||||||||
Fine-Adjustment Base, Fine-Adjustment Clamp, Magnetic-Release Switch | |||||||||||||||||||
| 8 mm, 6 mm, 3/8" | V-Grooved | 1 1/2" | 1 1/4" | 1 3/8" | M5 x 0.8 mm | Cast Iron | 70 | 4 1/4" | 3/8" | Jointed | Swivel Clamp | 85195A61 | 0000000 | 85195A64 | 000000 | 85195A67 | 000000 | ||
| 8 mm, 6 mm, 3/8" | V-Grooved | 2 3/8" | 1 15/16" | 2 5/32" | M8 x 1.25 mm | Cast Iron | 176 | 11" | 1/2" | Jointed | Swivel Clamp | 85195A11 | 000000 | 85195A65 | 000000 | 85195A67 | 00000 | ||
Fine-Adjustment Clamp, Magnetic-Release Switch | |||||||||||||||||||
| 8 mm, 6 mm, 3/8" | V-Grooved | 4 3/4" | 1 15/16" | 2 5/32" | M10 x 1.25 mm | Cast Iron | 290 | 20" | 3/4" | Jointed | Swivel Clamp | 85195A28 | 000000 | 85195A66 | 000000 | 85195A62 | 00000 | ||
Economy Jointed-Arm Magnetic-Base Variance Indicator Holders
![]() | ![]() |
Flat Base | V-Grooved Base |
Base | Arm | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Dia | Thread Size | Material | Magnetic Pull, lbf | Lg. | Dia. | Type | Each | |||
Stem Mount | |||||||||||||||
Fine-Adjustment Arm, Fine-Adjustment Base | |||||||||||||||
| 1/8" to 1/4" | Flat | — | — | 1 1/8" | 1 3/8" | M6 x 1 mm | Steel | 33 | 3 3/8" | 0.236" | Jointed | 2214A11 | 000000 | ||
Dovetail and Stem Mount | |||||||||||||||
Fine-Adjustment Clamp, Magnetic-Release Switch | |||||||||||||||
| 3/8" | V-Grooved | 2 1/2" | 2" | 2 3/16" | — | M8 x 1.25 mm | Cast Iron | 132 | 13 1/2" | 0.464" | Jointed | 2214A5 | 00000 | ||
Economy Rigid-Arm Weighted-Base Variance Indicator Holders
![]() | ![]() |
With Standard Arm | With Fine-Adjustment Arm |
Base | Upright Post | Arm | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Surface Accuracy | Throat Dp. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Dia. | Ht. | Material | Lg. | Type | Each | |||
Stem Mount | ||||||||||||||||||
| — | 3/8" | ±0.00025" | 2 3/8" | Flat | 6" | 6" | 2" | 3/8"-16 | Granite | 1 1/4" | 8" | Stainless Steel | 4 1/8" | Rigid | 86285A43 | 0000000 | ||
| — | 3/8" | ±0.00025" | 4 25/32" | Flat | 12" | 18" | 4" | 3/8"-16 | Granite | 1 1/4" | 12" | Stainless Steel | 6 9/16" | Rigid | 86285A56 | 000000 | ||
| — | 3/8" | ±0.00025" | 5 5/8" | Flat | 8" | 12" | 2" | 3/8"-16 | Granite | 1 1/4" | 12" | Stainless Steel | 7 3/8" | Rigid | 86285A55 | 000000 | ||
Lug Mount | ||||||||||||||||||
Variance Indicator Holders | ||||||||||||||||||
| 1/4" | — | ±0.00025" | 2 3/8" | Flat | 6" | 6" | 2" | 3/8"-16 | Granite | 1 1/4" | 8" | Steel | 4 1/8" | Rigid | 86285A54 | 000000 | ||
Fine-Adjustment Arm | ||||||||||||||||||
| 1/4" | — | ±0.00005" | 4 3/4" | Flat | 12" | 9" | 2" | M12 x 1.25 mm | Granite | 1 1/4" | 12" | Steel | 7 1/4" | Rigid | 86285A41 | 000000 | ||
| 1/4" | — | ±0.00005" | 4 3/4" | Flat | 12" | 18" | 3" | M12 x 1.25 mm | Granite | 1 1/4" | 12" | Steel | 7 1/4" | Rigid | 86285A42 | 000000 | ||
| 1/4" | — | ±0.0005" | 2 3/8" | Flat | 6" | 6" | 2" | M10 x 1.5 mm | Granite | 1" | 8" | Steel | 1 7/8" | Rigid | 86285A51 | 000000 | ||
Economy Rigid-Arm Magnetic-Base Variance Indicator Holders
Base | Upright Post | Arm | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Dia. | Ht. | Material | Lg. | Dia. | Type | Each | |||
Lug and Stem Mount | ||||||||||||||||||
Fine-Adjustment Arm, Magnetic-Release Switch | ||||||||||||||||||
| 1/4" | 3/8" | V-Grooved | 2 5/8" | 2" | 2 15/16" | M8 x 1.25 mm | Cast Iron | 132 | 7/16" | 6.9" | Steel | 5 13/16" | 0.464" | Rigid | 1958A31 | 000000 | ||
Starrett Rigid-Arm Magnetic-Base Variance Indicator Holders
Base | Upright Post | Arm | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Dia. | Ht. | Lg. | Dia. | Type | Mfr. Model No. | Each | |||
Lug and Stem Mount | ||||||||||||||||||
Magnetic-Release Switch | ||||||||||||||||||
| 1/4" | 1/4" | Flat | 1 57/64" | 1 5/8" | 1 29/32" | 1/4"-20 | Steel | 75 | 3/8" | 7 5/16" | 6" | 0.25" | Rigid | 657AA | 20725A67 | 0000000 | ||
Flexible-Arm Magnetic-Base Variance Indicator Holders
Variance Indicator Holders | Replacement Arms | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Base | Arm | |||||||||||||||
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Lg. | Dia. | Type | Each | Each | ||||
Stem Mount | ||||||||||||||||
Magnetic-Release Switch | ||||||||||||||||
| 5/32" to 1/2" | V-Grooved | 2 1/2" | 2" | 2 1/4" | M8 x 1.25 mm | Steel | 180 | 12 1/2" | 0.63" | Flexible | 8667A31 | 000000 | 8667A32 | 000000 | ||
Fine-Adjustment Base, Magnetic-Release Switch | ||||||||||||||||
| 1/8" to 1/2" | Flat | 2" | 1 5/8" | 2" | — | Steel | 65 | 14" | 0.625" | Flexible | 20755A65 | 000000 | 20755A74 | 000000 | ||
Dovetail and Stem Mount | ||||||||||||||||
Magnetic-Release Switch | ||||||||||||||||
| 3/8" | V-Grooved | 2 1/2" | 2" | 2 1/8" | M8 x 1.25 mm | Steel | 125 | 12" | 0.625" | Flexible | 20755A17 | 00000 | 20755A18 | 00000 | ||
Fine-Adjustment Clamp, Magnetic-Release Switch | ||||||||||||||||
| 3/8" | V-Grooved | 2" | 2 1/2" | 2 5/8" | 5/16"-18 | Steel | 90 | 15 1/4" | 0.625" | Flexible | 20755A23 | 000000 | 20755A22 | 00000 | ||
Precision Weighted-Base Variance Indicator Holders
Base | Upright Post | Arm | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Surface Accuracy | Throat Dp. | Lg. | Wd. | Ht. | Thread Size | Material | Dia. | Ht. | Material | Lg. | Type | Features | Each | |||
Stem Mount | ||||||||||||||||||
| — | 3/8" | ±0.00005" | 1 3/4" | 6" | 6" | 2" | 1/2"-13 | Granite | 1 1/4" | 8" | Steel | 4 1/8" | Rigid | — | 8628A16 | 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 | 8628A12 | 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 | 8628A14 | 000000 | ||
Lug Mount | ||||||||||||||||||
| 1/4" | — | ±0.00005" | 1 3/4" | 6" | 6" | 2" | 1/2"-13 | Granite | 1 1/4" | 8" | Steel | 4 1/8" | Rigid | — | 8628A15 | 000000 | ||
| 1/4" | — | ±0.0001" | 5" | 8" | 12" | 2" | 1/2"-13 | Granite | 1 1/4" | 12" | Steel | 7 5/16" | Jointed | Fine-Adjustment Arm | 8628A11 | 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 | 8628A13 | 000000 | ||
Workpiece-Centering Variance Indicator Holders
Arm | Shank | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Lg. | Dia. | Type | Lg. | Dia. | Material | Each | |||
Dovetail and Stem Mount | ||||||||||
Fine-Adjustment Clamp | ||||||||||
| 8 mm, 6 mm, 3/8" | 7" | 3/8" | Jointed | 1 9/16" | 5/16" | Steel | 2371N11 | 0000000 | ||
Lever Variance Indicator Holders
Stems | |||||||
|---|---|---|---|---|---|---|---|
Overall Lg. | Number of | Dia. | Lg. | Each | |||
Starrett Last Word Ball-and-Socket Swivel | |||||||
| 2" | 1 | 0.188" | 1" | 1987A24 | 000000 | ||
Flexible-Arm Clamp-On Variance Indicator Holders
Low-Profile Magnetic-Base Variance Indicator Holders
![]() | ![]() |
Shown with Indicator Installed (Not Included) |
Base | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Each | |||
Lug Mount | |||||||||||
Magnetic-Release Switch | |||||||||||
| 1/4" | V-Grooved | 3 1/2" | 1 1/8" | 1" | 8-32 | Steel | 50 | 2098A1 | 000000 | ||
Rigid-Arm Magnetic-Base Variance Indicator Holders for Uneven Surfaces
Base | Upright Post | Arm | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Lug Hole Dia. | For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Dia. | Ht. | Material | Lg. | Dia. | Type | Material | Each | |||
Lug and Stem Mount | |||||||||||||||||||
Fine-Adjustment Arm, Magnetic-Release Switch | |||||||||||||||||||
| 1/4" | 5/32" to 3/8" | Adjustable | 1 15/16" | 1 5/8" | 2 7/8" | M8 x 1.25 mm | Cast Aluminum | 120 | 15/32" | 7 1/16" | Steel | 3 1/2" | 0.469" | Rigid | Steel | 1951A84 | 0000000 | ||
Low-Profile Magnetic-Base Variance Indicator Holders with Multiple Mounting Locations
For Stem Dia. Mounting Hole | Base | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Unthreaded Round | Unthreaded V-Shape | Type | Lg. | Wd. | Ht. | Material | Magnetic Pull, lbf | Includes | Each | |||
Stem Mount | ||||||||||||
| 3/8" | 1/8" to 5/16" | Flat | 4 3/8" | 1" | 1 1/16" | Zinc Alloy | 45 | 1/4"-20 Thumb Screw, 10-32 Thumb Screw | 23105A65 | 000000 | ||
EachIn stock Select a compatible file type: Parasolid | ||||||||||||
Flexible-Arm Vacuum-Base Variance Indicator Holders
Base | Arm | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Type | Ht. | Dia | Thread Size | Material | Lg. | Dia. | Type | Each | |||
Stem Mount | ||||||||||||
| 1/8" to 1/2" | Flat | 1.063" | 3.465" | M8 x 1.25 mm | Aluminum | 13" | 0.625" | Flexible | 2349N11 | 0000000 | ||
Clamp-On Variance Indicator Holders
Clamp-On Variance Indicator Holders for Bridgeport J Heads
![]() |
For Mounting Stem Dia. | Clamp Type | Clamping Distance Range | Overall Reach | Rod Lg. | Material | Each | |||
|---|---|---|---|---|---|---|---|---|---|
Dovetail and Stem Mount | |||||||||
Fine-Adjustment Rod | |||||||||
| 5/32" | C | 1 5/8" to 1 7/8" | 7 7/16" | 4" | Steel | 20945A65 | 0000000 | ||
Jointed-Arm Vacuum-Base Variance Indicator Holders
Base | Arm | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Type | Ht. | Dia | Thread Size | Material | Lg. | Dia. | Type | Each | |||
Dovetail and Stem Mount | ||||||||||||
Fine-Adjustment Clamp | ||||||||||||
| 8 mm, 6 mm, 3/8" | Flat | 13/16" | 3 7/16" | M8 x 1.25 mm | Cast Aluminum | 11 1/8" | 0.705" | Jointed | 2433N11 | 0000000 | ||
Weighted-Base Variance Indicator Holders
![]() | ![]() |
With Serrated Anvil | With Serrated and Smooth Anvils |
Anvils | Base | Upright Post | Arm | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | No. Of | Face Dia. | Face Texture | Material | Throat Dp. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Dia. | Ht. | Material | Lg. | Type | Each | |||
Stem Mount | ||||||||||||||||||||
Fine-Adjustment Arm | ||||||||||||||||||||
| 8 mm, 3/8" | 1 | 2" | Serrated | Steel | 2 1/2" | V-Grooved | 5 3/4" | 3 1/2" | 1 1/2" | M10 x 1.5 mm | Cast Iron | 1" | 8" | Steel | 3" | Rigid | 7386A12 | 0000000 | ||
| 8 mm, 3/8" | 2 | 2 3/8" | Serrated, Smooth | Steel | 2 3/4" | V-Grooved | 5 3/4" | 3 1/2" | 1 1/2" | M10 x 1.5 mm | Cast Iron | 1" | 14" | Steel | 3" | Rigid | 7386A14 | 000000 | ||
Economy Flexible-Arm Weighted-Base Variance Indicator Holders
Base | Upright Post | Arm | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Dia | Thread Size | Material | Dia. | Ht. | Lg. | Dia. | Type | Each | |||
Stem Mount | ||||||||||||||||
| 1/8" to 1/2" | Flat | — | — | 15/16" | 6" | 5/16"-18 | Cast Iron | — | — | 13" | 0.625" | Flexible | 2626N11 | 0000000 | ||
Dovetail and Stem Mount | ||||||||||||||||
Fine-Adjustment Clamp | ||||||||||||||||
| 5/8" | Flat | 9" | 12" | 2" | — | 5/16"-24 | Granite | 5/8" | 12" | 12" | 0.625" | Flexible | 2626N12 | 000000 | ||
| 5/8" | Flat | 12" | 18" | 3" | — | 5/16"-24 | Granite | 5/8" | 12" | 15" | 0.625" | Flexible | 2626N13 | 000000 | ||
Economy Jointed-Arm Weighted-Base Variance Indicator Holders
Base | Arm | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Lg. | Dia. | Type | Granite Base Flatness Tolerance | Each | |||
Dovetail and Stem Mount | ||||||||||||||
Fine-Adjustment Arm, Fine-Adjustment Clamp | ||||||||||||||
| 8 mm, 3/8" | Flat | 12" | 9" | 2" | 5/16"-18 | Granite | 12 1/2" | 0.495" | Jointed | -0.00015" to 0.00015" | 5545N11 | 0000000 | ||
| 8 mm, 3/8" | Flat | 18" | 12" | 3" | 5/16"-18 | Granite | 14" | 0.495" | Jointed | -0.00015" to 0.00015" | 5545N12 | 000000 | ||
Low-Profile Magnetic Base Variance Indicator Holders with Positioning Arm
Flexible-Arm Magnetic-Base Variance Indicator Holders for Uneven Surfaces
Base | Arm | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Mounting Stem Dia. | Type | Lg. | Wd. | Ht. | Thread Size | Material | Magnetic Pull, lbf | Lg. | Dia. | Type | Material | Each | |||
Stem Mount | |||||||||||||||
Magnetic-Release Switch | |||||||||||||||
| 5/64" to 1/2" | Adjustable | 1 15/16" | 1 5/8" | 2 7/8" | M8 x 1.25 mm | Cast Aluminum | 120 | 12 1/2" | 0.47" | Flexible | Steel | 1951A85 | 0000000 | ||



























































