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Diamond finger bits replacement tips for granite - continuous rim segments

item No : DFB-M-09
Diameter: 20mm,22mm,25mm
Connection bore: M12 screw shaft
Bond: metal bond
Segment thickness: 3mm
Segment shape: round cloumn
Segment height.: 10mm/20mm/30mm

Diamond finger bits replacement tips for granite - continuous rim segments


This type incremental cutting diamond finger bits also called CNC screw drill bits are ideal for fast stock removal as well as truing up saw lines, which is for incremental sink cut-out and usually mounted on CNC machines or radial arm machines like Fab King, Thibaut or Park Wizard.


Segments hot-press sintered and silver welded by high frequency welded machine.

Center water-feed holes in each bit.

Wet use only.

Soft bond is ideal for grinding hard stone, diamond grit #30/40 is better for grinding hard granite, and grit #60 provide great finishing.

Segment with U slots for water coolant or without slot.



The above specifications & photos are for reference, other specification may be available as per demand.


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