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Holiday Notice: our retail store will close at noon Wednesday, December 31 to January 2.
Notice: retail store will close at noon December 31 to January 2.

After hand tightening ball locks in place, use this hex wrench to create an even tighter grip.

The Siegmund 4mm Hex Wrench is the most practical tool for tightening bolts quickly and safely. The 4mm Hex Wrench is perfect for clamping of clamping bolts and screw clamps.

Specs and Features:
- Item No. 2-160852
- Allen Wrench Size: 4x150mm (0.15"x5.90")

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