Retention Knobs | McMaster-Carr

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CNC Retention Knobs

Milling Machines

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16 ft·lbf to 18 ft·lbf

30 ft·lbf to 150 ft·lbf

44 ft·lbf to 59 ft·lbf

85 ft·lbf to 110 ft·lbf

47 N-m to 197 N-m

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22 Products

Fabricating and Machining

Retention Knobs

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle

Fastening and Joining

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

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