W(L/W) Type Welding tip Copper material Size #1,2,3,5,7,10,13,18,25 Orifice 0.6,0.8,1.0,1.1,1.3,1.5,1.7,2.0,2.2mm W(L/W) Type Welding tipCopper materialSize #1,2,3,5,7,10,13,18,25Orifice 0.6,0.8,1.0,1.1,1.3,1.5,1.7,2.0,2.2mmSpecification SizeOrifice(mm)10.620.831.051.171.3101.5131.7182.0252.2Where it is usedOther models available