Tungsten Electrode Sharpener Tungsten Needles Tungsten Rods Grinder TIG Welding Tungsten Electrodes Sharpen Tool Tungsten Electrode Sharpener: excellent for sharpening the tungsten electrode rods, fits most rotary tools with a 3/4-12 thread. Suitable for: it will grind 2 sizes tungsten, 2 angles tips for each size. 4 types holes 1/16inch (1.6mm) 15°, 1/16inch (1.6mm) 20°, 3/32inch (2.4mm) 15°, 3/32inch (2.4mm) 20°. 15° is 30° when grinded on tips, 20° is 40°. Each type have 3 holes will grind different circle on diamond wheels, will reduce diamond wheels consumption by 2 times. Diamond Grinding Wheel: wheels in good hardness and wear resistance that are used for grinding TIG welding tungsten electrodes or cutting a wide variety of materials, comes with 10pcs for replacement. Zipper Storage Pouch: for keeping the sharpener and diamond wheels, easy to carry around. DIY Supplies:Metalworking Model Number:Electrodes Sharpener Item Size: 60 x 43mm / 2.36 x 1.69inch Item Weight: 79g / 2.80oz color:Black Material:aluminum Package Contents: 1 x Sharpener 10 x Grinding Wheel 2 x Rod Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.