Description: Total of 200 Supplied in a box, easy to carry Made of top quality copper material, melting point up to 1083? Good electrical conductivity and thermal conductivity A sump plug washer set to suit all types of engines be it Car, Marine, Generators, Machinery and Plant Specification: Size: (I/D x O/D x Depth) M5*9*1 30pcs M6*10*1 30pcs M6*12*1 20pcs M8*12*1 20pcs M8*14*1 20pcs M10*14*1 20pcs M12*16*1 20pcs M12*18*1.5 20pcs M14*18*1 20pcs Package Includes: 200 Pieces Copper Washers 1 Piece Box Note: 1. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 3. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please kindly understand. Make sure you don't mind before you order