Model NO.
MR-13B
Working Style
High-speed universal
Variable Speed
Without Variable Speed
Optional Power
110V/220V
Key Words
Drill Bit Sharpener
Standard Grinding Wheel
CBN(HSS)
Collets
Eleven
Power(W)
120W
Dimension(L*W*H)
32*18*19cm
Key Selling Points
Easy to Operate
Grinding Range
3-13mm
Point Angle
95-135
Weight
10kg
Transport Package
Exporting Package, One Machine in a Plywood Case
Specification
Weight: 9KG
Trademark
MRCM
Origin
Zhejiang, China (Mainland)
HS Code
8460390000
Production Capacity
100 Set/Sets Per Day
Type:
Angle Grinder
Power Source:
Electricity
Object:
Drilling Bit
Application:
Factory Drill
Disc(Wheel) Type:
Grinding Disc
Material:
CBN or SD
Re-sharp Blunt Bit MR-13B
1.Grinding is accurate and rapid, easy operation with no skill to grind.
2.Economical price that greatly reduces the cost and improves the use effect.
3.With diamond grinding wheel, it can be equipped directly with an accurate angle and long service life.
4.The electrically controlled and powerful DC motor: stable frequency, strong horsepower and long service life.
5.Bearing shaft and locking unit.
6.The machine is set up with the function of adjusting a point (central point) size, which can effectively coordinate
with the material of drill hole and the rotation speed. It can control the quality precision and prolong the service
life of the drill bit.
SPECIFICATION
Details:
MR-13B Re-sharp Blunt Bit
More than 15 YEAR BENCHMARKING PRODUCTS WITH A GREAT REPUTATION

Still use a simple type of operation design, without any grinding experience can also quickly work, whether you are small and medium enterprises, family workshops, personal repair, all can achieve satisfy grinding results!
INSISTING ON ORIGINAL DESIGN FROM CHINA

Lip relief angle grinding Point splitting grinding

MR-13B Re-sharp Blunt Bit
10 SECONDS FAST GRINDING, MAKE DRILL RE-USE
SMALL SIZE, SUITABLE FOR ANY PLACE TO DO DRILL GRINDING.

EASY TO DO THE DRILL SETTING
According the diameter of the drill to adjust the scale, the operation steps are clear.
High precision and high efficiency.

EASY FOR DRILL GRINDING
According the parallel line of the grinding hole, insert the chuck, rotate left and right.
It can be finished at one time.
More accurate than MR-13A and the quality is high
MR-13B Re-sharp Blunt Bit More accurate than MR-13A and the quality is high

Standard accessories:
Packaging & Shipping
EXPORTING PACKAGE, SAFE AND STABLE

Company Information
MRCM is a manufacturer specialized in developing and producing small special-purpose tool grinders, precision machinery
tools. It is a high-tech enterprise which includes research and development; design; production; sale; and after-sale service. In the past many years, we've been committed to research, develop and produce the grinding tools. We've been
started from the portable drill bit sharpener and continuously developed to the current four-axis and six-axis CNC tool grinding machine. The CNC machine with different functions to meet the market requirements, effectively improve
the working life of tools and reduce production costs.

MRCM introduce
·16 years factory produce and export grinding machine
tapping machine,drill machine,chamfer machine
·have more than 90 national patents
·machine sold to more 40 countries and areas
·most products sold to America,Japan,Germany and so on
·factory 12000 m³
·more than 20 salesperson
RFQ
1.advance
16 years produce and export our own brand MRCM
2.MOQ is 1 set
3.payment
Alibaba online payment or T/T
4.custom-make
Quantity more than 50 set/style
1.Grinding is accurate and rapid, easy operation with no skill to grind.
2.Economical price that greatly reduces the cost and improves the use effect.
3.With diamond grinding wheel, it can be equipped directly with an accurate angle and long service life.
4.The electrically controlled and powerful DC motor: stable frequency, strong horsepower and long service life.
5.Bearing shaft and locking unit.
6.The machine is set up with the function of adjusting a point (central point) size, which can effectively coordinate
with the material of drill hole and the rotation speed. It can control the quality precision and prolong the service
life of the drill bit.
SPECIFICATION
Model | MR-13B |
Grinding Range | Φ2-Φ13(Φ15) |
Point Angle | 100°(95°)~135° |
Power | AC220V |
Motor | 120W |
Speed | 4400rpm |
Dimension | 32*18*19cm |
Weight | 9kg |
Standard Equipment | Grinding wheel :CBN (for HSS)×1 |
Eleven collets: Φ3,Φ4,Φ5,Φ6,Φ7,Φ8,Φ9,Φ10,Φ11,Φ12,Φ13 | |
Collet chuck:(Φ2-Φ14)×1 | |
Option Equipment | Grinding wheel :SD (for Carbide) |
Collets: Φ2,Φ2.5,Φ3.5,Φ4.5,Φ5.5,Φ14,Φ15 | |
Collet chuck:Φ15 |
Details:
MR-13B Re-sharp Blunt Bit
More than 15 YEAR BENCHMARKING PRODUCTS WITH A GREAT REPUTATION

Still use a simple type of operation design, without any grinding experience can also quickly work, whether you are small and medium enterprises, family workshops, personal repair, all can achieve satisfy grinding results!
INSISTING ON ORIGINAL DESIGN FROM CHINA

Lip relief angle grinding Point splitting grinding

MR-13B Re-sharp Blunt Bit
10 SECONDS FAST GRINDING, MAKE DRILL RE-USE
SMALL SIZE, SUITABLE FOR ANY PLACE TO DO DRILL GRINDING.

EASY TO DO THE DRILL SETTING
According the diameter of the drill to adjust the scale, the operation steps are clear.
High precision and high efficiency.

EASY FOR DRILL GRINDING
According the parallel line of the grinding hole, insert the chuck, rotate left and right.
It can be finished at one time.
More accurate than MR-13A and the quality is high
MR-13B Re-sharp Blunt Bit More accurate than MR-13A and the quality is high

Standard accessories:
![]() | ||
Collets ×11 pcs (Φ3-Φ13mm) | Grinding wheel ×1 piece Standard is CBN for HSS material | Collet chuck ×1 piece |
![]() |
Packaging & Shipping
EXPORTING PACKAGE, SAFE AND STABLE

Company Information
MRCM is a manufacturer specialized in developing and producing small special-purpose tool grinders, precision machinery
tools. It is a high-tech enterprise which includes research and development; design; production; sale; and after-sale service. In the past many years, we've been committed to research, develop and produce the grinding tools. We've been
started from the portable drill bit sharpener and continuously developed to the current four-axis and six-axis CNC tool grinding machine. The CNC machine with different functions to meet the market requirements, effectively improve
the working life of tools and reduce production costs.

MRCM introduce
·16 years factory produce and export grinding machine
tapping machine,drill machine,chamfer machine
·have more than 90 national patents
·machine sold to more 40 countries and areas
·most products sold to America,Japan,Germany and so on
·factory 12000 m³
·more than 20 salesperson

1.advance
16 years produce and export our own brand MRCM
2.MOQ is 1 set
3.payment
Alibaba online payment or T/T
4.custom-make
Quantity more than 50 set/style
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