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Automatic Electric Driven Grinding Machine For Button Bits

Automatic Electric Driven Grinding Machine For Button Bits

High efficient drilling tools to grinding the old button bits for reuse it, to save the drilling cost, which is very popular in quarrying, mining, construciton project etc.

Automatic Electric Driven Grinding Machine for Button Bits


This Grinding machine is specially designed for sharpening / grinding the old, worn out or broken damaged rock drill button bits, to make it can be reused again. Normally, the drill bits can be reused 2-3 times.

The button bits grinder is very efficiency tool to expand the service life of carbide drill bits and reduce the drilling cost.

This model of button bits grinding machine is electric driven, suitable for voltage and frequence in 1 phase, 220V, 50 Hz or 3 phases, 380V, 50Hz. And it is available to customized. 


Specification for Electric Button Bits Grinder ---- Model EGM20

Working air pressure

5-7 bars (100 psi)
Air consumption1.2 - 1.8 m3/min
Max. water pressure4 bar (60 psi)
Water consumption2 - 4 L/min
Rated power (motor)1.5 kw
Cooling mediumWater
Air hose connection19 mm
Water hose connection6 mm
Dimension (H*W*D)900*630*1500 mm
Weight200 Kgs


Online Video Show:

Electric Button Bits Grinder EGM20


Bestlink factory also provide handheld type, automatic type and Robor arm type drill bits grinding machine, and various sizes of grinding pins / grinding cups.

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