ST4.2-18 X 16 Hex Head Self-Drilling Screw Washer Faced 316 Stainless Steel DIN7504K (4000pcs/Pkg) Pins USS flat washers are larger

USS flat washers are larger than standard flat washers

These general-use flat washers are placed under the head of a bolt or nut to create a smooth bearing surface and distribute the load over a wider area

Keps lock nuts feature an integrated washer with small teeth that grip the surface to prevent loosening

such as sheet metal

Theyre commonly used in applications where reliability is crucial

ST4.2-18 X 16 Hex Head Self-Drilling Screw Washer Faced 316 Stainless Steel DIN7504K (4000pcs/Pkg) Pins USS flat washers are largerFender washers have a larger outer diameter to improve load distribution on thin surfaces, such as sheet metal. This design helps prevent damage and enhances the stability of fastened connections.