20/25mm Vacuum Brazed Quick-Fit Shank Diamond Tools Cutting Bit Hole Saw Diamond Core Drill Bit Drilling Bits for Granite Marble

Diameter	20/25mm
Diamond length	10mm
Total length	65mm
Drilling Depth	30mm
Connection	Quick-fit Shank
Grit	#40/45
Feature	1.with 4 U-shaped grooves, to improve the working efficiency of the hole drilling; 2, high quality fine emery closely arranged, drilling finish effect is good; 3,Processed by vacuum brazing technology, with high bareness and long service life; 4, universal shank, wide range of application, compatible with a variety of machines; 5.for drilling granite and marble, tile/ceramic...

Diameter	20/25mm
Diamond length	10mm
Total length	65mm
Drilling Depth	30mm
Connection	Quick-fit Shank
Grit	#40/45
Feature	1.with 4 U-shaped grooves, to improve the working efficiency of the hole drilling; 2, high quality fine emery closely arranged, drilling finish effect is good; 3,Processed by vacuum brazing technology, with high bareness and long service life; 4, universal shank, wide range of application, compatible with a variety of machines; 5.for drilling granite and marble, tile/ceramic...

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