Features INCLUDED TOOLS --- Including tungsten electrode angle controller, 4pcs diamond grinding wheels, and 2pcs connecting rods, easy to install and operate. ALUMINUM ALLOY --- The tungsten electrode grinder uses aluminum alloy material, which is lightweight, corrosion and rust resistant, sturdy and durable. UNIVERSAL DESIGN --- Universal TIG welding tungsten electrode sharpener, designed with 1/16in, 1/8in, and 3/32in tungsten needles to meet more needs. MULTIPLE ANGLES --- The welding electrode sharpener has multiple angles design, with humanized angle offset arrangement, effectively reducing losses. STANDARD SIZES --- With exquisite workmanship, these rotary tool and grinding wheels have standard sizes to ensure accurate and stable installation. Specification: Item Type: Tungsten Electrode Sharpener Material: Aluminum Alloy, Tungsten Steel Package List:1 x Tungsten Electrode Sharpener 4 x Grinding Wheels2 x Connecting Rods Package List 1 x Tungsten Electrode Sharpener 4 x Grinding Wheels 2 x Connecting Rods