Portable and easy to use: This compact grinder sharpens 2-5mm, 5-8mm, and 8-12.5mm straight shank drill bits. Features: - Brown corundum grinding wheel (ideal for iron drills; not recommended for high-hardness bits). - 6.35mm hex shank fits manual and electric drills. - Removable wheel cap for quick replacement. Revitalize dull bits quickly with this efficient sharpener. Specifications: - Material: Plastic - Grinding wheel: Brown corundum - Size: 180 x 40 x 32 mm - Weight: 0.08 kg - Color: Blue - Includes: 2 grinders, 2 wrenches, 1 drill tool How it works: - Attach to a drill to rotate the 100-grit wheel. - Press the bit against it for sharpening (both sides). - Compatible with multiple drill sizes. Practical and portable, perfect for DIY enthusiasts. Note: - Slight color variations may occur due to display settings. - Measurements may have a 1-3 cm margin of error. Package contents: 1 drill sharpener, 2 grinding wheels, 2 wrenches.