Portable Drill Bit Sharpener 13-26mm

This portable drill bit sharpener accurately and rapidly grinds drill bits from 13mm to 26mm. It features a diamond grinding wheel, an electrically controlled DC motor, and a bearing shaft locking unit.

13-26mm Portable power drill  surface electric grinder  MR-26A - Image 1

Technical Specifications

Overview

Industrial Precision Drill Bit Re-sharpener

The MR-26A is a portable, high-precision grinding machine designed for rapid and accurate sharpening of drill bits ranging from 13mm to 26mm. Equipped with a powerful DC motor and a Taiwan diamond grinding wheel, it ensures a long service life and stable frequency for professional results without requiring specialized grinding skills. This economical solution significantly reduces tool costs by extending the lifespan of drill bits through precise point angle and central point adjustments.

Performance Metrics

Key Performance Metrics

4,400 rpm
Rotation Speed
250 W
Motor Power
10 sec
Quick Grinding Time

Close up of the grinding point on the drill bit sharpener
Precision grinding interface ensuring accurate point angles for every drill bit.
Text highlighting 10 second grinding speed
High efficiency operation: complete a standard re-sharpening in as little as 10 seconds.

Technical Specifications

Grinding Range
Φ13 - Φ26 (Optional up to Φ32)
Point Angle Range
90°(85°) ~ 140°
Power Supply
AC 220V
Machine Dimensions
50 × 26 × 27 cm
Net Weight
31 kg

Illustration of point angle grinding
The machine supports a wide range of point angles to suit different drilling applications.

Equipment & Accessories

Included Accessories

  • CBN Grinding Wheel (for HSS) x1
  • Collet Chuck (Φ8-Φ30) x1
  • Fourteen ER40 Collets

Optional Accessories

  • SD Grinding Wheel (for Carbide)
  • Additional ER40 Collets (Φ8-Φ12, Φ27-Φ29)

Standard ER40 Collets
Φ13Φ14Φ15Φ16Φ17Φ18Φ19Φ20Φ21Φ22Φ23Φ24Φ25Φ26

Features

Key Features

  • Adjustable point (central point) size for material coordination
  • Electrically controlled DC motor with stable frequency
  • High-precision Taiwan diamond grinding wheel
  • Bearing shaft and locking unit for stability
  • Portable design for workshop or on-site use

Diagram of MR-26A components including motor switch, handle, and adjustment scales
Detailed view of the machine controls, including the point angle adjustment and alignment base.
Web diameter adjustment feature
Integrated web diameter adjustment for precise control over the drill bit geometry.

Compliance

Certifications

CE52 Patents

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