Product Specifications Product Name: Grinding Wheel Material: Frosted stone Color: Gray Packaging Dimensions: 5*5*2cm / 2*2*0.78 in Product : Precise Compatibility and Easy Installation: These grinding wheels are designed for most standard drill bit sharpeners and are a perfect replacement for original equipment wheels. They feature universal mounting holes and standard sizes, allowing for tool-free or calibration-free installation in seconds. Industrial-Grade Coating: Made with premium electroplated particles, ensuring consistent grinding performance. The 120-grit quickly restores the sharpness of 5/64-inch to 5/8-inch high-speed steel (HSS), cobalt alloy, masonry, and carbide drill bits. Double-Sided Design for Extended Service Life: Each wheel has two usable sides, effectively doubling its service life. The reinforced aluminum core prevents deformation under pressure and ensures smooth rotation at various drill speeds. Highly Efficient Heat Dissipation: The open mesh design reduces heat buildup during grinding, protecting the drill bit hardening and wheel integrity. Ideal for frequent use in workshops, construction sites, and home garages. Value Six-Piece Replacement Set: This practical set includes two identical grinding wheels for extended life and a reliable backup. Keep your sharpener performing at its best without disrupting your workflow. Product List: 2 Grinding Wheels