Alignment Blocks | McMaster-Carr

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System of Measurement

Gauge Size

Shape

Material

Stainless Steel

Gauge Block Grade

Length

1 1/16" to 3 3/4"

Width

Certificate Type

Accuracy Certificate Traceable to NIST

Calibration Certificate Traceable to NIST

Manufacturer

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Height

1 1/8" to 2 1/2"

Number of Pieces

Thread Size

V-Block Type

V-Block Style

Slot Width

Number of Holes

Component

V Depth

Hole Diameter

ID

Workpiece Diameter

3/64" to 2 1/2"

1/8" to 1 5/16"

1/8" to 1 31/32"

1/8" to 2 11/16"

1/8" to 3 7/16"

5/32" to 1 5/8"

5/32" to 2 7/8"

5/32" to 3 3/4"

5/32" to 4 3/8"

5/32" to 5 1/4"

How can we improve?

925 Products

Fabricating and Machining

Setup Blocks

Use as mounting bases and supports to ensure accurate angles and spacing

V-Blocks

Hold round workpieces

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

Pin Removal Blocks

Pin Removal Blocks

Remove a range of pin sizes from workpieces by tapping them into holes with a punch and hammer

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

Angle Plates

Ensure accurate right angles and hold workpieces and fixtures perpendicular to your machine table

Support Blocks

Support setup clamps for quick height adjustments

Alignment Locks

Alignment Locks

Precisely align your mold halves

Lathe Tool Blocks

Lathe Tool Blocks

Mount lathe tool holders to posts and turrets

Measuring and Inspecting

Gauge Blocks

Confirm dies, fixtures, and other workpieces meet precise tolerances and calibrate measuring tools

Bore Gauge Calibrators

Bore Gauge Calibrators

Set and check the accuracy of two-point bore gauges

Calibration Squares

Calibration Squares

Lay horizontally or vertically on CNC machines to check the position of tools with high precision

Height Gauge Calibrators

Height Gauge Calibrators

Ensure height gauges are accurate

Inspection Parallels

Inspection Parallels

Line up workpieces for precise machining, or support them at a level height for inspecting

Inspection Setup Blocks

Inspection Setup Blocks

Line up workpieces at precise heights and angles for machining, measuring, and inspecting

Inspection V-Blocks

Inspection V-Blocks

Cradle rods and other round workpieces for precision measuring or inspecting

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)