Expansion Clamps | McMaster-Carr

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17-4 PH Stainless Steel

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Maximum Clamp Expansion

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Export Control Classification Number (ECCN)

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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87 Products

Fixture Clamps

Inside Diameter Fixture Clamps

Secure a workpiece from the inside, leaving the outside clear for machining

22 products

Inside Diameter Fixture Clamps for Castings and Rough Parts

Wedge against the ID to grip unfinished and uneven parts for clear access to the outside

3 products

Dual-Clamping Fixture Clamps

Wedge between two workpieces then tighten the screw for a secure hold

24 products

Machinable Dual-Clamping Fixture Clamps

Machine to match the contours of your workpieces and tighten the screw to grip them

5 products

Other Products

Quick-Release Pins

Fasten or remove components on equipment with a spring-loaded retaining ball

9 products

Cam Handles

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

5 products

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

19 products