*KeyFeatures *Professional Sharpening: Designed for φ3–13 mm drill bits, MR-13D drill bit sharpener with 11 elastic collets excels at sharpening the point angle, lip relief angle, and front cutting edge, quickly restoring your bits to optimal sharpness and precision *Multiple Adjustments: The drill bits grinder sharpener offers flexible adjustment for the lip relief angle, front cutting lip, and 95°–135° adjustable drill point angle, precisely matching various bit styles and drilling needs, ensuring smoother and more accurate sharpening results *Efficient Grinding Wheel: The CBN grinding wheel (pre-installed) is designed for high-speed steel materials, greatly improving grinding precision and efficiency. Paired with the 4600 RPM high-speed motor, it delivers fast and efficient drill bits sharpening *Multi-Functional Use: Specialized in drill bits re-sharpening, this professional grinding sharpening machine keeps your bits sharp and ready for action — whether you're working in a factory, workshop, garage, or on home DIY projects. Premium carbon steel body for durability *How to Adjust: For Lip Relief Angle - Move the small block outward for a smaller angle or inward for a larger one. For Front Cutting Lip - Loosen the side screw, hold the positioning pin, and rotate it to adjust (Both adjustments are highly recommended by professionals) ******************************************************************************************************* *Specifications Item Model Number: MR-13D Rated Power: 120W Applicable Drill Bit Diameter: ф3-ф13mm Adjustable Point Angle: 95° - 135° Grinding Wheel: CBN Grinding Wheel (pre-installed) Net Weight: 18.7 lbs / 8.5 kg Product Dimensions: 11.4 x 5.5 x 6.3 inch / 290 x 140 x 160 mm ******************************************************************************************************* *Pakcage Content 1 x CBN Grinding Wheel (pre-installed) 11 x Elastic Collets 1 x M2.5 Allen Wrench 1 x M3 Allen Wrench 1 x Collet Chuck (Φ3-Φ13)