200 Pcs Copper Sealing Stable Gasket Washer Sump Plug Oil For Boat Crush Flat Seal Ring Instrument {Hardware} Equipment M8/M10/M12/M14 for Sump Plugs Description: 100% model new and top quality. Top of the range copper materials, melting levelas much as 1083 Good electrical conductivity and thermal conductivity All contained in a compact and see via compartmented plastic case Nice for sump plugs, water, gasoline and hydraulic fittings A sump plug washer set to go well with all sorts of engines be it automobile, marine, mills, equipment and plant Specs: Materials: copper Coloration: as provenMeasurement(included 9 varieties): #1 : 9mm*1mm (30pcs) #2 : 10mm*1mm (30pcs) #3 : 12mm*1mm (20pcs) #4 M8: 12mm*1mm (20pcs) #5 M8: 14mm*1mm (20pcs) #6 M10: 14mm*1mm (20pcs) #7 M12: 16mm*1mm (20pcs) #8 M12: 18mm*1.5mm (20pcs) #9 M14: 18mm*1mm (20pcs) Bundle Included: 200pcs x copper washer