Flat Finish Washer 280pcs Professional Assorted Copper Washer Gasket Set Flat Ring Seal Assortment Kit M5-M20 with Box for Hardware Accessories Lock Washer

Flat washer are used to distribute loads of threaded bolts, screws and nuts, provide a smooth-bearing surface.Material: CopperType: Flat washerID*OD*Thickness &QuantityM5*9*1mm 30pcsM6*10*1mm 30pcsM6*12*1mm 20pcsM8*12*1mm 30pcsM10*14*1mm 30pcsM8*14*1mm 20pcsM12*16*1mm 25pcsM14*18*1mm 25pcsM12*18*1.5mm 20pcsM16*20*1.5mm 20pcsM16*22*1.5mm 15pcsM20*26*1.5mm 15pcsBox Size: 17.5 x 10 x 2.3cm / 6.89 x 3.93 x 0.9"Package Includes:1 set x WashersFlat washer provides a bearing surface for fastener load distribution or acts as a spacer.

• Our hardware is very strong and is great for both indoor and outdoor use. The stainless steel is superior to regular steel and provides excellent rust resistance in water applications.
• This set of flat washers are made of copper of goodelectrical conductivity and thermal conductivity.
• Flat washers can spread a load, and prevent damage to the surface being fixed, and insulate steel screws from surface.
• Can be used as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration.
• Flat washer is applied when the hole is a larger diameter than the fixing nut. There are many different sizes of washers in this set from which you can use for different purposes.