NOTE: ONLY Tungsten Electrode Sharpener Grinder Head, NO Electric Grinder Easy Operation: All the holes are fixed, when you need Tungsten Electrode with different angles, you only need to insert the tungsten electrode into the corresponding holes, no need to re-adjust the height of the diamond grinding wheel. We also set an offset compensation for each hole size to ensure that the tip centers of all tungsten electrodes are on the grinding center point. Even a freshman can easily use SONNLER tungsten sharpener to grind out the desired angle. 6 Size 8 Angles: This grinding head supports 6 sizes of tungsten electrode ( 5/32", 1/8", 3/32", 5/64", 1/6", 040"), 8 angled holes: 7.5 °,10°, 15°, 20°, 22.5°, 25°, 27.5°, 30°.(15°, 20°, 30°, 40°, 45°,50°, 55°, 60° Tips Angle respectively). All grinding heads have been checked by precision measuring tools, ensuring the SONNLER tungsten sharpener can grind a perfect tungsten tip angle. Package Include: 10*Double Sided Grind Wheels, 3* CNC Mandrels,1* Tungsten Electrode Grinding Head Wearing a mask and other protective gear is recommended unless you are grinding in a full-sealed space. SONNLER Make For Higher Efficiency Welding If you have any questions, please contact us, we will provide professional help! Tungsten Electrode Sharpener