Features:_x000D_ _x000D_ Good electrical conductivity and thermal conductivity. _x000D_ 395pcs solid copper sump plug washer set for multiple choices. _x000D_ All contained in a compact and see through compartmented plastic case. _x000D_ Great for sump plugs, water, fuel and hydraulic fittings. _x000D_ A sump plug washer set to suit all types of engines be it Car, Marine, Generators, Machinery and Plant. _x000D_ _x000D_ Specifications:_x000D_ Material: Copper_x000D_ Size types: 18_x000D_ Quantity: 395PCs_x000D_ Box size: Approx. 28.5 x 13 x 3cm / 11.22 x 5.17 x 1.18inch_x000D_ Weight: 580g_x000D_ _x000D_ 395PCS Copper Washers Model:_x000D_ Size Quality _x000D_ 5x8x1mm 50Pcs _x000D_ 6x10x1mm 30pcs _x000D_ 8x14x1mm 30pcs _x000D_ 10x16x1mm 20pcs _x000D_ 12x18x1mm 20pcs _x000D_ 13x18x1mm 20pcs _x000D_ 13x19x1.5mm 20pcs _x000D_ 14x18x1mm 20pcs _x000D_ 14x20x1mm 20pcs _x000D_ 16x20x1mm 20pcs _x000D_ 16x22x1mm 20pcs _x000D_ 17x23x1.5mm 15pcs _x000D_ 18x24x1mm 15pcs _x000D_ 20x27x1mm 15pcs _x000D_ 22x30x1.5mm 10pcs _x000D_ 24x30x1.5mm 10pcs _x000D_ 26x33x1.5mm 10pcs _x000D_ _x000D_ Package Included:_x000D_ 1 x Box of 395pcs Copper Washers