RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings- 10pcs 1/4"-20 Hand Tighten Wing Nuts + 10pcs 1/4"-20 x 1-1/2" Phillips Head Screw Bolt

Quantity and Dimension: Pack of 10 sets screw Bolts with Wing Nut Kit, including 10pcs 1/4"-20 Hand Tighten Wing Nuts + 10pcs 1/4"-20 x 1-1/2" Phillips Head Screw Bolt., Made of high quality zinc plated carbon steel, environment protection, high hardness, non-deformation, rust and corrosion resistance, suitable for indoor, outdoor or humid environment, long service life., Fine workmanship, smooth surface without burrs, complete and deep thread, stressed uniformly, hard to slip, sturdy and durable., Wing nut specially designed for tighten operation by bare hands instead of using a screwdriver, butterfly shaped head, increasing the transverse bearing surface, makes hand twisting more efficient., Mainly used for the home and office appliance, communications equipment, automotive industries, ship assembly and other other machinery industry etc. devices which require frequent dis-assembly maintenance.