Features High Precision Diamond: Utilizes 0.4 carats of carefully selected diamond for single grain accuracy and superior finishing of machined parts. Construction: Carbon steel shank provides high hardness and wear resistance, extending the tool's service life for long-lasting use. Secure Diamond Bonding: Utilizes vacuum low temperature welding process to ensure firm diamond bonding, preventing particle detachment during . Versatile Tool Design: Designed for easy , ensuring the top is perpendicular to the radial direction of the grinding wheel, and the axial direction of the chain pen is at a 15° angle to the grinding wheel radial direction. Professional Grade Performance: Ideal for use with grinding wheels, this diamond dresser offers professional-grade precision for various applications. Features: 1、Universal for Drill Bits: This sharpener is driven by electric drill, universal to all drill bits, suitable for grinder power tools 2、Money Saving: The sharpener sharpens the drill bit ly and improves the usage rate of the drill bit, when the drill bit becomes dull, there is no necessary to buy a new one, which is time and money saving 3、Corundum Grinding Wheel: The grinding wheel is made of corundum, which is wear resistant, rust proof, with high hardness, strong and , has long service life 4、Self Centering Point: The corundum grinding wheel is self centering, no auxiliary center drilling or punching is required, convenient to use 5、Simple and Carrying: This sharpener is easy to operate and convenient to carry in your own toolbox, ideal for sharpening drill bits Specification: Item Type: Corundum Drill Sharpener Material: ABS Grinding Wheel Specification: Corundum Grinding Wheel Package List: 1 x Orange Corundum Drill Sharpener 1 x Wrench 2 x Buckle Note: This drill sharpener is mainly used for sharpening iron drills, not suitable for other high hardness drills Package List 1 x Orange Corundum Drill Sharpener 1 x Wrench 2 x Buckle