Thumb Screw, Hillman, Zinc-Plated, 3/8 in x 16 1-1/2 in

Thumb screws make for easy hand adjustments as they are designed to be turned with just your thumb and forefinger. Fully adjustable, they offer a wide variety of household and mechanical applications.

• Thumb screws are fully adjustable, removable and reusable
• For use with a nut or inserted into a threaded receptacle to fasten parts together