1.Increased penetration rate 2.long service life 3.Lower drilling costs 4.Extension selection of button and cross type bits

KAISHAN has been specializing in air compressor for over 25 years and has got ISO900:2008 and many quality system certificates.

KAISHAN is the only manufacturer in china which is able to mass produce the motor powered and diesel powered portable screw air compressor, breaking the monopoly of foreign brand in the screw air compressor

We may provide various types of Rock Drill Bit.

 High Performance Rock Drill Hammer Drill Bits

I .Taper connection rock drill head.

1.> Chisel Type Bits (The diamater from 32 to 60mm)

2.> Cross Type Bits  (The diameter from 32 to 60mm)

II. Screw Joint rock drill head,screw connecting sleeve .

1.>R-screw drill ,screw connecting sleeve. ( R28,R32,R38 The diameter is form 38 to 102mm)

2.>T-screw drill ,screw connecting sleeve. (T38,T45,T51 The diameyer is form 76 to127mm)

III. Down the hole impact drill .

1.Down the hole rock drill with low air pressure.  (The diameter from 66 to 140mm)

2.Down the hole rock drill with high air pressure.  (The diameter from 90 to 178mm)

Down the hole drill bit can available INGERSOLL .RAND DHD,ATALAS COPCO ,KAISHAN brand and so on.