Electric Button Bits Sharpening Machine

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Electric button bits sharpening machine

Air pressure, max5-7 bar (100psi)
Air consumption2m3/min (50ft3/min) 
Rate power1.5kw
Idling speed20,000 rpm
Water flushing
presuure, max
4 bar (60psi)
Hose diameter, air19 mm(1/2″)
Hose diameter, water4mm 
Weight, exclude hoses3.2 kg
Sound level80 dB
Grinding button sizeΦ6-25 mm
Button Bit Grinder (29)

Electric button bits grinder EGM20

Working air pressure5-7 bar (100   psi)
Air consumption1.2-1.8 m3   / min (40-65ft3/min)
Max. Water pressure4 bar (60 psi)
Water consumption2-4 L/min *
Rated power (motor)1.5 KW
Coolant/flushing mediumWater
Air connection, air hose19 mm
Water connection, water hose6mm
Dimensions: H*W*D900x630x1500mm
Electric power data1phase 220V,50   Hz or 3 phases, 380V,50 Hz**

* With cooling tank unit:0.2-0.3L/min.
** Customized is available

Button Bit Grinder (13)
Pneumatic robot arm button bits grinder AGM18

Rotation speed20000 rpm
Motor power1.5 KW
Working air pressure5-7 bar (100   psi)
Air consumption2.2 m3   / min (80ft3/min)
Max. water pressure4 bar (60 psi)
Air hose diameter19 mm     
Water hose diameter6 mm
Weight excl. packaging330.0 Kg 
Weight incl. packaging350.0 Kg 
Transport dimensions1600*700*1500mm
Sound level92 dB(A)

Button Bit Grinder (14)
BESTLINK---Manufacturer of Button Bit Grinding System in China

(1) Grinder (Button Bit Grinding Machine)

The EGM20 Button Bit Grinder is a high powered tool for worn button bit sharpening. Simplicity in design combined with the latest manufacturing techniques gives the operator a powerful tool for the most demanding job.

EGN20 semi-automatic grinding machines have quickly established themselves as dependable and versatile machines, credited by the professionals and CE approved.

There are more models like BTON200, BTON500, AGM18, etc...are pneumatic models, called air grinder.
Our Air Grinders require a clean and dry air supply of a minimum 80 psi and 29 cfm passing through an in-line oiler to supply lubrication to the grinder. Also, a supply of water from a mains supply or a sump is required to act as a coolant during the grinding process.

A full spares back-up service is also available.

(2) Grinding Pin, Grinding Cup and Grinding Wheel

DTH Bit grinder (10)BESTLINK supplies you 4 kinds of grinding cup for your various needs.
The Diamond grinding cup is a perfect tool for grinding your broken button bits, to prolong its lifespan.

We have different model: 8mm shank model, 9mm shank model, internal hex drive model and 55-drive model. Our grinding cup can be used for grinding 6mm-25mm button size. Other sizes are available on request.


1). Low weight-----makes it's easy operation.
2). Low air consumption-----allows grinding at lower compressed air. Fuel saving.
3). Quick chuck-----easy to changing grinding cups without special tools.
4). Cooling system-----a recycling cooling system makes a safe and sustaining working.

Bestlink Factory

Xiamen Bestlink Factory Co., Ltd  is  committed  to  provide  the  best  drilling  and  cutting machine,  tools and accessories products in marble and granite stone quarrying,  as well as in civil engineering application, especial demolition project. it is now a leading manufacturer of cutting and drilling equipment for the extraction of marble, granite  and ornamental stones in china.  


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