High-quality: The tungsten grinding machine tool head is made of high-quality aluminum alloy. It is durable, corrosion-resistant, and designed for long-term use. Lightweight and portable. 4 angles and 4 dimensions: This tungsten grinding tool features 4 angle options: 10°, 15°, 20°, and 22.5° (tip angles: 20°, 30°, 40°, and 45°), and supports 4 tungsten electrode sizes: 0.04 in, 1/16 in, 3/32 in, and 1/8 in, allowing precise and controlled sharpening. The replaceable brass insert can be unscrewed and adjusted to access different angle holes, providing additional grinding angle and size flexibility. Widely compatible: Suitable for most rotary tools with 3/4-12 thread. Can be used for grinding and cutting tungsten electrodes. Easy to use: Attach the tungsten grinding tool and cutting wheel to a drill for quick and efficient grinding. The transparent window allows visibility during use, helping to clear debris and adjust cutting wheel height. Packing list: This set includes 1 aluminum tungsten grinding tool head, 10 cutting discs, and 2 center pins. Note: For safety, always wear appropriate protective equipment when operating. Color: As shown Material: Aluminum alloy Package Contents: 1 set * tungsten sharpener Only the above items are included; other accessories are not part of the package. Note: Lighting and display differences may cause slight color variations between the image and actual item. Measurement tolerance: ±1–3 cm.