Features: Adjustable Clamping Width by rotating the screw, clamping width ranges is 4-60mm/0.16-2.36in. Craft of high strength aluminum alloy materials, it is strong, wear-resistant and long-last. The card slot firmly holds the tool and prevents slipping during grinding, making it easy to operate and labor-saving. With the sharpening jig, you can accurately set the sharpening angle by adjusting the tool projection. Featurings ergonomic handles, it guarantees safety and comfort during use, making it essential addition to any toolkit. Specifications: Component:Aluminum Alloy Size:Approx.86x38x40mm/3.39x1.5x1.57inch Clamping Width Ranges:4-60mm/0.16-2.36inch Package Includes: 1pc Sharpening Jig note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.