Center Guides | McMaster-Carr

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437 Products

Measuring and Inspecting

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

320 products

Layout Marking Supplies

Before laying them out, draw lines and punch holes in workpieces

1 product

Center Finders

Line up your drill with the center of round bars and pipe

1 product

Layout Compasses

Draw circles and transfer distance measurements

1 product

Center Punch/Angle Indicators

Find the center of pipe and other parts and determine setup angles on milling machines and grinders

5 products

Edge Finders

Locate edges, shoulders, center points, and lines on workpieces in milling machines

11 products

Center Punches

Mark center holes in metal and other material

6 products

Combination Square Center Heads

Attach combination square blades to form a combination square

15 products

Machine Tool Indicators

Find the exact edge of a workpiece without math or guesswork to quickly align your machining setup

6 products

Squares

Check 90° angles during layout work with combination, angle, or pipefitters' squares

32 products

Protractors

Set bevels and measure angles with everything from pocket-size to long-arm protractors

1 product

Tape Measures

Standard, long, center-finding, and flexible tape measures

2 products

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

1 product

Fabricating and Machining

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

16 products

Drill Guides

Pair with handheld drills to create precise holes, no drill press required

2 products

Drill Bit Guides

Drill precise holes without building a fixture

2 products

Material Handling

Robot Tool Changer Calibration Styli

Calibrate robot arm movement for precision in tasks such as attaching fasteners

1 product

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

13 products