Drill Grinder, MR-13A Bit Grinder 3-13 mm, 95° to 135° Point Angle Adjustable Drill Grinder, Portable Grinding Machine with 11 Collets, CBN & SDC Wheels

High-precision grinding: VEVOR MR-13A drill grinder excels in sharpening angle and lip relief angle. It has 11 elastic collets - 3,4,5,6,7,8,9,10,11,12,13, suitable for ф3-ф13 diameter of drill. Accurate, stable and easy to use.
Adjustable Point Angle: Our drill bit grinder provides 95° to 135° point angle adjustment, ensuring precise coordination with drill hole material and rotation speed.
2 grinding wheels, easy to change: Choose between CBN or SDC grinding wheels for compatibility with different materials. The CBN model is suitable for high-speed steel materials, while the SDC model is used for grinding alloyed tungsten steel materials.
Powerful plus Robust: Using a powerful DC motor, our drill grinder works with strong horsepower and torque, running at 4500PRM high speed while maintaining low noise levels. 45# steel material greatly improves stability and service life.
Versatile and ready for action: This drill bit sharpener specializes in resharpening drill bits. Whether you're in a factory, workshop, garage, or tackling DIY projects at home, keep your drill bits sharp and ready for action with ease.