The Raptor tungsten electrode grinder has a pre-set grind angle of 20° a good general-purpose angle for a variety of TIG welding applications, making the Diablo an economical choice. The double-sided diamond wheel easily grinds tungsten electrode sizes. 040" , 1/16", 3/32" and 1/8" (1.0mm, 1.6mm, 2.4mm and 3.2mm).
eBay