50 Pieces 1/4''-20 Washered Wing Nut, Zinc Plated Hurricane Hardware Butterfly Nuts with Washer for Fasteners, Silver

This zinc die-cast nut is suitable for various applications, including machine, mechanical instrument, woodworking, furniture fixing, hurricane shutter assemble and other applications need wing nuts | Simply place this nut in the designated position and tighten it by hand for quick and convenient installation | Female butterfly nut is made of fine zinc material, enhancing a long-lasting use, not easily deformed | The design of the bottom washer allows the nut to be more firmly fixed and subjected to more evenly force | 2 wing shaped clamping knob provides excellent tightening control to screw effectively and safely without scratching hands