SK11 DEVICE for Threaded and Cut Bolts DVC-04ZN Wrench, 1/2" (4mm),

Uses: Installation of all-thread, threaded, and hanging bolts for light ceilings, cable racks, etc. Size: W1/2 (4mm) for fully threaded and cut bolts Specification 1: Firmly grips and turns without stripping the screw threads Specification 3: Bend and turn quickly Specification 2: No need to insert or remove, can be rotated in both directions It firmly grips and turns fully threaded bolts without stripping the threads.