Feature: Fits most all rotary tools with a 3/4-12 thread, including Black and Decker, Milwaukee, Bosch Dremel, and More. - 4 Grind Angles are all integrated into one unit! 22.5°, 20°, 15°, and 10° (45°, 40°, 30°, and 20° Included Angle respectively) - 4 Guide Offsets. By staggering the guides across the face of the wheel, wheel life is increased 4 fold! - 4 Brass Tungsten Guides. 040, 1/16, 3/32 & 1/8" all included! Mix and match with your preferred angle. - Machined in Tungsten Cut-Off Port. An absolute must for any Tungsten Grinder. Without the ability to Cut-Off your contaminated Tungsten, even the smallest contamination on the end of your Tungsten can prohibit you from inserting it through the tight tolerance guides. - Special hollow design makes the grinding wheel installation more convenient. you can quickly replace the diamond wheel with a Flat screwdriver. - Just try it! Whats in the box: (Package No Rotary Tools Included) 1X 25mm tungsten pole angle controller 1X connecting rod 5X diamond grinding wheel Notes: No instruction included, professional installation is highly recommended Tungsten Electrode Sharpener Grinder Multi-Angle Offsets Tool, TIG Welding Feature: ; Fits most all rotary tools with a 3/4-12 thread, including Black and Decker, Milwaukee, Bosch Dremel, and More. - 4 Grind Angles are all integrated into one unit! 22.5°, 20°, 15°, and 10° (45°, 40°, 30°, and 20° Included Angle respectively) - 4 Guide Offsets. By staggering the guides across the face of the wheel, wheel life is increased 4 fold! - 4 Brass Tungsten Guides. 040, 1/16, 3/32 & 1/8" all included! Mix and match with your preferred angle. - Machined in Tungsten Cut-Off Port. An absolute must for any Tungsten Grinder. Without the ability to Cut-Off your contaminated Tungsten, even the smallest contamination on the end of your Tungsten can prohibit you from inserting it through the tight tolerance guides. - Special hollow design makes the grinding wheel installation more convenient. you can quickly replace the diamond wheel with a Flat screwdriver. - Just try it! Whats in the box: ;(Package No Rotary Tools Included) 1X 25mm tungsten pole angle controller 1X connecting rod 5X diamond grinding wheel Notes: No instruction included, professional installation is highly recommended