Drill Bits Sharpener, 3-13mm Drill Bits Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine With 11 Collets, CBN & SDC Wheel

High-precision Sharpening: VEVOR MR-13B drill bits sharpener excels at sharpening point angle and lip relief angle. It features 11 elastic collets – 3,4,5,6,7,8,9,10,11,12,13, suitable for ф3-ф13 diameter of drill bits. Plus, a professional drill bits collet chuck is included for your safe operation.

Adjustable Angle: Our drill bits sharpener provides 95° to 135° point angle adjustment, ensuring precise coordination with drill hole material and rotation speed. Moreover, you can also DIY the lip relief angle through the positioner pins, grinding 4 types of lip relief angle to meet different needs.

2 Grinding Wheels, Easy Replacement: Choose between CBN or SDC grinding wheels for compatibility with various materials. The CBN model is suitable for high-speed steel materials, while the SDC model is used to grind alloy tungsten steel materials.

Powerful plus Robust: Utilizing a powerful DC motor, our drill bits re-sharpener grinder operates with strong horsepower and torque, running at 4500PRM high speed while maintaining low noise levels. 45# steel material significantly improves stability and longevity.