Feature: *100% new and high quality *Made of high quality material, durable and practical to use *50PCS washer assortment, which can be used for different place. *The goods is wide used in the factory and home. *High quality--Push on fasteners are manufactured from finest quality spring steel and are specially heat treated to ensure secure holding quality. *Easy installation--Push-on fastener is designed for applications where a quick, permanent and efficient *means of assembly is required to retain plain shafts of steel, non-ferrous and plastic materials. *Stable--Fasteners simply push on to the shaft to give an instant fix and grip, thus eliminating costly *threading and grooving operations. Once fixed in position, the push-on fasteners are so secure that they *cannot be removed without destruction. *Broad-spectrum--Push-on fasteners are used in almost every manufacturing sector including automotive,medical, household, construction, electrical, photography, stationary, gardening equipment, furniture,computer and even children's toys. Specification: Size: M3*9*0.25/ M8*18*0.25/M10*20*0.25/M12*25*0.25 (optional) Type: Hardware Tool Manufacturer Part Number: Does not apply Material650 manganese Steel Qua ntity: 50PCS Package Contents: 50PCS x Washer Clip Fastener(As you chose)