Drill Bit Sharpener Resistant Adapter Straight Shank Mechanical Drill Grinder Corundum Grinding Bit Wheel Polishing Sharpener

For 2-12.5mm drill Wear-resistant, anti-rust, waterproof, dustproof, portable for grinding drill bits, suitable for most electric drills Using this sander with an electric drill keeps the drill bit sharp and ready to use, saving a lot of money. Made of high-quality materials, wear-resistant, rust-proof, waterproof and dust-proof. Just use your drill bit to rotate 100 grindstones, and then press the drill bit on the drill bit to get sharp edges immediately.

color: blue Material: Corundum, ABS Features: wear-resistant, rust-proof, waterproof, dust-proof, portable Size: Length: 170mm / 6.7 ", width: 85mm / 3.35" Drill diameter: 6.35 mm / 0.25 inch (approx.)