Tapping Plates | McMaster-Carr

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Accuracy Certificate Traceable to NIST

Calibration Certificate Traceable to NIST

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Angle Plate Tolerance Rating

428 Products

Measuring and Inspecting

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

122 products

Surface Plates

Extremely flat to give an accurate reference plane for layout and inspection work

51 products

Surface Plate Stands

Hold up surface plates at precise support points to maintain accuracy

16 products

Surface Plate Covers

Protect the flatness and finish of surface plates in storage

1 product

Calibration Squares

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

2 products

Fabricating and Machining

Vacuum Workholding Plates

Secure parts too thin to be held in clamps and vises for milling, drilling, routing, and finishing

8 products

Clamps

Hold workpieces securely in place

1 product

Grid Fixture Plates

Use threaded and unthreaded holes to position workpieces for precise and repeatable machining

1 product

Fixture Tables

Add clamps, brackets, and other components to build fixtures for welding and assembly

40 products

T-Slot Fixture Plates

Position workpieces with T-slot nuts, bolts, and setup studs for precise machining

4 products

Angle Plates

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

61 products

Fixture Squares

Build different fixtures on multiple sides of the same block

5 products

Sine Plates

Use with gauge blocks to measure angles on your workpiece or set up a part for precision grinding

4 products

Setup Blocks

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

6 products

Press Plates

Lay on the crossbeams of presses to make a sturdy base for removing bearings, bushings, and arbors

4 products

Building and Machinery Hardware

Positioning Arm Mounts

Add a mounting surface to positioning arms

4 products

Raw Materials

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

108 products