900pcs A3 Steel Flat Washer Plain Washers Assortment Kit with Box M3 M4 M5 M6 M7 M8 M10, screw

• The washer is a thin disk-shaped plate with a hole in the middle that is normally used to distribute the load of a threaded fastener, such as a screw or nut. Other uses are as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration.
• Flat washers can spread a load, and prevent damage to the being fixed, and insulate steel screws from They can be used as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration.
• Made of high quality steel material, these flat washers are sturdy and has long service. High-quality bolted joints require hardened steel washers to prevent the loss of pre-load after the is applied.
• Washers are also important for preventing galvanic corrosion, particularly by insulating steel screws from aluminum surfaces.Flat washer is applied when the hole is a larger diameter than the fixing nut.
• The washer is a thin disk-shaped plate with a hole in the middle that is normally used to distribute the load of a threaded fastener, such as a screw or nut. Other uses are as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration.

Specifications: Material: A3 steel Type: Flat washer Color: Silver Size & Quantity: M3*150pcs M4*150pcs M5*200pcs M6*200pcs M8*150pcs M10*50pcs Weight: 446g(approx.) Package Includes: 900 x Washers