Model NO.
12mm
Disc(Wheel) Type
Grinding Disc
Material
Steel
Working Style
Shaking
Variable Speed
Without Variable Speed
Usage
for Sharpening Button Bits
Weight
5kgs
Transport Package
Wooden Box
Specification
900X630X1500mm
Trademark
Bestlink
Origin
Xiamen, China
HS Code
84609090
Production Capacity
1000sets/Month
Type:
Angle Grinder
Power Source:
Electricity
Object:
Drilling Bit
Diaroc Diamond Grinding Pin Wing Drive Button Bits Grinding Cups
Bestlink makes and supplies 4 models of grinding cups(grinding pins) as below:














Bestlink makes and supplies 4 models of grinding cups(grinding pins) as below:

- Wing (shoulder) drive grinding cup for, with a 8mm diameter shaft(shank) and one O-ring. Suitable for Atlas Copco LSD machines, Jasco, Dorey and KING PIN grinding machine.
- San drive grinding cup, with a 9mm diameter shaft(shank), suitable for all SANDVIK grinding machines.
- 55 drive grinding cup is for all Atlas grinding machines.
- Internal hex drive grinding cup is for all CME grinding machines.
Item | Size(mm) |
For button sharpening | 6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25 |
For steel removing | 7-8, 9-10, 11-12, 13-14, 15-16, 17-18, 19-20 |
Profile | Semi-ballistic/Hemi-spherical |




Electric Drill Bit Grinder Machine EGM3.0 Specification:
Spindle speed: | 24000 rpm |
Work pressure: | 5-7 bar (100 psi) |
Motor: | Electric |
Electrical data | Single phase, 220-240V, 40A, 50 or 60Hz |
Rated power (motor): | 3KW |
Work pressure: | 5-6 bar (70-90 psi) |
Bit Holder Capacity | Thread Bits: Skirt diameter, Max.140mm (5 1/2'') DTH Bits: Skirt diameter, Max.140mm (5 1/2'') |
Max. water pressure: | 4 bar (60 psi) |
Sound level: | 92 dB(A) |
Net weight: | 700 kgs |
Packing dimensions: | 1600*1100*2200mm |









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