[MATERIAL]: Top quality copper material[QUANTITY]:100Pcs x M12 Copper Washer Assortment(12 x 16 x 1mm)[WIDELY APPLICATIONS]: This washer set suit various engines of boats / generators / machinery / plant.[FUNCTION]:Used with nuts and bolts and provide a greater bearing surface to prevent the nut or bolt head tearing through the fastened material .[AFTER-SALES SERVICE]: Thank you very much for purchasing our products, if you have any questions, please contact us. We will reply to you within 24 hours.
