Machining Clamps | McMaster-Carr

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DFARS Specialty Metals

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Export Control Classification Number (ECCN)

EAR99

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1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

Jaw Style

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Maximum Clamping Clearance

Overall Length When Clamped

Jaw Width

2,839 Products

Fabricating and Machining

Fixture Clamps

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

387 products

Fixture Kits

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

21 products

T-Slot Clamp Supports

Hold up clamps to keep them in place when they're unclamped

7 products

Support Blocks

Support setup clamps for quick height adjustments

16 products

T-Tracks

Add fixturing to flat surfaces on machines such as table saws, CNC routers, and drill presses

2 products

Pin Removal Blocks

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

1 product

V-Blocks

Hold round workpieces

61 products

Fixture Tables

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

46 products

Parallel Keepers

Keep parallels in place against vise jaws

2 products

Parallels

Raise workpieces above your vise to create clearance for cutting tools

36 products

Toggle Clamps

Lock workpieces onto worktables or objects

349 products

C-Clamps

Temporarily secure workpieces together or to a work surface

131 products

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

90 products

Panel Alignment Clamps

Align and hold sheet metal panels for drilling, riveting, and welding

18 products

Clamp Holding Screws

Replace worn holding screws in clamps or customize with different sizes or styles

52 products

Clamping Screws

Apply pressure through a flat-tipped screw to hold material in place

42 products

Spring Clamps

Hold lightweight materials in place, then squeeze to release

42 products

Pliers Clamps

Clamp and lock workpieces with plier-style jaws for secure handling or transport

36 products

Magnetic Clamps

Hold magnetic workpieces at common angles such as 90° or 45°

24 products

Band Clamps

Secure round and oddly shaped workpieces

2 products

Pipe Welding Clamps

Position and hold pipe joints for welding and assembly

14 products

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

12 products

Corner Clamps

Align and secure materials at a corner joint

4 products

Vises

Secure workpieces in place

176 products

Vise Stops

Prevent horizontal movement within machine vises to keep workpieces in place

5 products

Vise Jaws

Hold material in vises for machining

118 products

Vise Handles

Replace handles in vises

5 products

Vise Bases

Hold and rotate a vise

2 products

Vise Repair Kits

Replace commonly worn parts in vises

10 products

Swivel Pads

Attach to the ends of screws, threaded studs, or C-clamps to apply even pressure on uneven surfaces

8 products

Dovetail Blanks

Machine a blank workpiece with precut dovetails and locating slots for easy setup

5 products

Magnetic Workholding Plates

Keep metal workpieces firmly in place for grinding, drilling, and electrical discharge machining

72 products

Holders for Locking Pliers

Secure to a table or benchtop and slide in locking pliers for a hands-free way to hold your work

1 product

Alignment Locks

Precisely align your mold halves

25 products

Building and Machinery Hardware

Cam Handles

For fast clamping, push down on the handle to draw two parts together

106 products

T-Slotted Framing and Fittings

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

2 products

Measuring and Inspecting

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

30 products

Bench Centers

Inspect cylindrical parts for irregularities that could cause wobbles or vibrations

5 products

Inspection Parallels

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

8 products

Material Handling

Routing J-Hooks

Hang, adjust, and remove bundles of cable through the wide opening more easily than with routing rings

16 products

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

607 products

Power Transmission

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

6 products