Ordering Description Product number Description: WeldSkill WM 500 Amp, Rear Connector - Lincoln, up to .045" (1.2 mm), 15 ft (4.6 m) Product number: 1047-1077 Description: WeldSkill WM 500 Amp, Rear Connector - Lincoln, up to .045" (1.2 mm), 15 ft (4.6 m) Product number: 1047-1082 Description: WeldSkill WM 500 Amp, Rear Connector - Lincoln, up to 1/16" (1.6 mm), 15 ft (4.6 m), K4 Product number: 1040-1172 Description: WeldSkill WM 500 Amp, Rear Connector - Lincoln, up to 1/16" (1.6 mm), 25 ft (7.6 m) Product number: 1047-1022 Description: WeldSkill WM 500 Amp, Rear Connector - Euro-Kwik, up to 1/16" (1.6 mm), 15 ft (4.6 m) Product number: 1047-1052 Description: WeldSkill WM 500 Amp, Rear Connector - Euro-Kwik, up to 1/16" (1.6 mm), 15 ft (4.6 m) Product number: 1047-1057 Description: WeldSkill WM 500 Amp, Rear Connector - Tweco, up to 1/16" (1.6 mm), 15 ft (4.6 m) Product number: 1057-1007 Description: WeldSkill WM 500 Amp, Rear Connector - Miller, up to 1/16" (1.6 mm), 15 ft (4.6 m) Product number: 1057-1032 Description: WeldSkill WM 500 Amp, Rear Connector - Lincoln, up to 1/16" (1.6 mm), 15 ft (4.6 m) Product number: 1057-1082