McMaster 92558A440 Stainless Steel Raised Knurled Head Thumb Screw, M8 x 1.25 mm Thread Size, 12 mm Long 2NPL1 UL 510 Country of Origin UL 510 Country of Origin United States 1 8 in TIG Torch Series 17 Model 17V Compatible with Series Fabricator 141i Number of Pieces 15 Maximum Current 140 A Gas Valve Included Yes Duty Cycle 20 % Country of Origin China 247 SVHC) Compliant RoHS Compliance RoHS 3 (2015 863 EU) Compliant Schedule B Number 731815 25 mm Direction Right Hand Spacing Coarse Type Metric Fit Metric Class 6g Length 12 mm Diameter 30 mm Height 6 mm Texture Knurled Diameter 16 mm Height 12 mm Threading Fully Threaded Tensile Strength 80