Tungsten Electrode Grinder Sharpener Multi Angle Head for TIG Welding Tools with Adjustable Angles Features： 1、4?Brass??rails:?0.04(10°)?1/16(15°),?3/32(20°)and?1/8(22.5°)4?brass?can?be?interchanged. Precise control makes the grinding tool grind more tips angle what you need. 2、The Electrode Sharpener Fits most all Rotary Tools with a 3/4-12 thread. 3、 quality material: Made of aluminum alloy, it has durability and corrosion resistance. 4、With 5pcs 25mm double-sided diamond wheels and one connecting rod, you can use it for a long time. Specification： Features: 4?Brass??rails:?0.04(10°)?1/16(15°),?3/32(20°)and?1/8(22.5°)4?brass?can?be?interchanged. Precise control makes the grinding tool grind more tips angle what you need. The Electrode Sharpener Fits most all Rotary Tools with a 3/4-12 thread. quality material: Made of aluminum alloy, it has durability and corrosion resistance. With 5pcs 25mm double-sided diamond wheels and one connecting rod, you can use it for a long time. Specifications: Item: Grinder Sets Color: Black Material: Aluminum Alloy Packing Size: 11*7.5*5cm Packing Weight: 150g Package List: 1* Pole Angle Controller 5* Diamond Grinding Wheels 1*?Mandrels Package List： 1* Pole Angle Controller 5* Diamond Grinding Wheels 1*?Mandrels