1. Compatible with bench grinders and belt sandersThis adjustable grinding device is designed to be compatible with 15.2 cm or 8 inch bench grinders as well as many belt sanders. Its rail base can be easily mounted directly on the bench in front of the grinder, allowing convenient setup and folding during grinding. 2. Sharpening positionsWith the flexibility to adjust the angle and the spread wheels up to 2.5 cm wide, this replacement tool rest sharpening device helps to accurately locate various sharpening positions. It ensures precise sharpening for a range of tools, including blades, turning tools, and chisels. 3. Solid construction for improved sharpening effectMade of solid aluminum, this sharpening device provides a sliding, lateral action during sharpening. Its unique miter sliding tool holder design additional precision and user friendliness, guiding blades or tools like a stone. 4. Adjustments and stabilityThe device can be conveniently adjusted forward and backward to achieve the desired sharpening angle. With an internal locking washer for increased stability, the adjustable rest can be securely locked with the ratchet handles, which can also be moved out of the way to prevent accidental interference.