200pcs Metric M12x18x1.5mm Copper Flat Washer Sealing Ring for Screw Bolt Nut
200pcs Metric M12x18x1.5mm Copper Flat Washer Sealing Ring for Screw Bolt Nut
【Dimension】M12 x 18mm x 1.5mm / 0.48" x 0.64" x 0.06"(Inner Dia 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.