Tungsten Electrode Sharpener Grinder Multi-Angle Offset Tool, TIG Welding Welder Compatible With: Suitable For most all rotary tools with a 3/4-12 thread Features: The set includes four brass tungsten guide rails with sizes of 0/40" (1mm), 1/16" (1.6mm), 3/32" (2.4mm), and 1/8" (3.2mm).
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