Premium Material: Sharpening jig is made of quality aluminum alloy material, which is , strong and wear , not easy to damage, and can be used for a long time Function: Sharpening tool rest jig can help hold the tool firmly in place for easier sharpening Features: The tool holder is equipped with a grinding clamp that can accommodate up to 2.5 inches in width Applicable: Bench grinder tool rest is suitable for grinders with a diameter of 6 inches and 8 inches Easy to Operate: The aluminum alloy sharpening clamp can be easily moved forward and backward, up and down, and rotated, Weight: 1.7416518698 Pounds, Manufacturer: Aisuoka