For professional mechanics, woodworking, and DIYer enthusiasts requiring durability abrasive accessories for workshop projects or detailed craft refinishing Multiple grit option ( coarse to fine) combined with a standard hexagonal shank ensures seamlessly compatibility with most power tool, enabling quick installation and various grinding applications for industrial metalworking, automotive part restoration, furniture sanding, and hobbyist model making, consistent across steel, aluminum, and hardwood substrates Crafted from premium alloy, these hexagonal grinding burrs deliver 30% enhancing hardness for efficient materials removal on metal / wood surfaces, ideal for precise tasks with pneumatic tool Heat treated construction extends life by 50% conventional grinding bit, reducing downtimes in demanding environment like foundries or cabinetry shops while maintaining sharpened cutting edges, Manufacturer: Zeizafa