High-quality metal and exclusive gloves The roller grinder knife sharpener is made of high-quality aluminum alloy with a rust-resistant coating, making it a reliable, corrosion-resistant, wear-resistant and durable tool. Double reinforcement The grinding aid chisel adopts a newly upgraded double reinforcement method, with the top and sides reinforced at the same time. Compared with other products, it will not slip during use and has better stability and higher accuracy. Excellent compatibility The clamping range of the guide chisel sharpening can be adjusted by rotating the nut. This chisel grinder is suitable for widths from 0 to 2.6 inches. The sharpening guide can be used for wood chisels, planers, blades, gravers, carving knives, planes, flat chisels and edge sharpening. Adjustable AngleDifferent grinding angles can be obtained by adjusting the distance between the chisel tip and the guide. The universal distance is 60mm, which can meet all needs. Durable All-Metal Material: This knife sharpening aid is made of CNC machined anodized aluminum alloy, which makes it rust-proof, wear-resistant and corrosion-resistant, will never rust after years of use. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.