Xadnitu 4 Pack 1/4"-20 x 1 Threaded Thumb Screw, Stainless Steel Standard/Coarse Thread with Black Adjustable Tee Wing Aluminum Knob to Remove Replace Hand Clamping Tightening Knobs Power Supply
Widely Application: The thumb screw is suitable for woodworking, machinery or equipment assembly, widely used for indoor, outdoor or humid environment
Easy Installation: Just need to simply screw the adjustable black wing screw into the threaded hole, easy to install and remove without the need for tools
Material: The thread thumb screw is made of corrosion resistant stainless steel material, the knob is made of aluminum
Special Design: The thumb screw knob is great for comfortable hand grip, according with ergonomic design and plays a non-slip effect