Description:

[Dimension] M16 x 20mm x 2mm / 0.64" x 0.79" x 0.08"(ID x OD x T). [Highly Compatible] Universal with screws and bolts of same sizes and feature solid bearing surface to prevent nut/bolt head from tearing through material.. [Durable Construction] Copper material to withstand use in automotive and electrical connection on household application with tighter seal.. [Preventing Dispersion and Loosening] Smooth surface can reduce friction between fasteners, preventing isolates, loosening and dispersion pressure.. [Package Content] 10 x Copper Flat Washers.