1Applicable Model: The tungsten grinder sharpener is for rotary tools with 3/4in12 thread, replacement for Black and Decker, replacement for Bosch Dreme. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2Durable and Stable: The tungsten electrode sharpener grinder is made of premium aluminum materials, durable, can maintain stable performance in high temperature and high pressure environment. 3Multiangle Offset Head: The unique multi angle offset head design can easily handle a variety of complex and subtle angles, making the grinding work more flexible and diverse to meet different grinding needs. 4Compact and Portable Design: The tungsten grinder sharpener welding head tool is designed to be compact and portable, making it convenient to carry and use on the go. Its small size allows for easy storage and transportation. 5Effortless Operation: With its ergonomic and user friendly design, this tungsten grinder welding head tool ensures effortless grinding of tungsten electrodes. It provides a smooth and precise grinding experience, allowing for consistent weld quality.