1. *Compatible with Bench Sanders and Belt Sanders:* This tool tray sharpener works with 6' or 8' bench sanders as well as many belt sanders. It features a rail base that mounts directly to the workbench in front of the grinder, ensuring easy installation and foldup design for hands sanding. 2. *MultiFunction Sharpening Positions:* The adjustable replacement knife holder sharpener helps you locate all essential sharpening positions for your bench grinder. It flexibly adjusts the angle and width of the spreading wheel to ensure precise sharpening for various tools. 3. *Durable Construction for Smooth Sharpening:* Made of solid aluminum, this clamp allows smooth sideways movement during sharpening. The unique miter pad design guides your tool like a stone, enhancing grinding accuracy and ease of use. 4. *Convenient and Stable Adjustment:* The device adjusts forward and backward to achieve the desired angle. It now includes internal locking washers for added stability during sharpening. The ratchet handle securely locks the adjustable pad in place.