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Main image of Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 2 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 3 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 4 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 5 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 6 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 7 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 8 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 9 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 10 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 11 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 12 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 13 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 14 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

Alt view image 15 of 15 - Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

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Drill Bits Sharpener, 3-20mm End Mill Grinder Sharpener, Lip Relief Angle & 95°-135° Point Angle Adjustable Drill Bit Re-Sharpener, Portable Sharpening Machine with 18 Collets, CBN & SDC Wheel

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High-precision Sharpening: MR-20G drill bits sharpener excels at sharpening point angle and lip relief angle. It features 18 elastic collets - 3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20 suitable for 3-20 diameter of drill bits. Plus, we also provide 2 drill bits collet chucks for your secure 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

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Specifications

Item Model Number: MR-20G
Rated Power: 120W
Running Speed: 4500 RPM
Applicable Drill Bit Diameter: 3-20mm
Adjustable Point Angle: 95° - 135°
Item Material: 45# Steel
Net Weight: 20.1 lbs / 9.1 kg
Product Dimensions: 11.4 '' x 5.7 '' x 6.3 '' / 290 x 145 x 160 mm

Package Content
18 x Collets
1 x CBN Grinding Wheel (pre-installed)
1 x SDC Grinding Wheel
1 x M4 Hex Wrench
1 x M 2.5 Hex Wrench
1 x Collet Chuck (3-13)
1 x Collet Chuck (14-20)

Details
Horsepower	N/A

Additional Information
First Listed on Newegg	August 25, 2026

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Warranty

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Return for refund within: 30 days
Return for replacement within: 30 days
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Item#: 9SIA17PM592556