button drill bits 
Head Size: 76mm 
Button: Semispherical 
Body: Retrac 
Thread: T51. 
 

Rock Drill retrac Button Bits 

Our company manufacture base of series of rock drilling tools, mining tools, DTH Drill tools and so on.

1.Chiesl Bit

Bit Diameter 30-42mm,Taper7 degree

2.Cross Bit

Bits Diameter32-42mm,buttons8*12,Taper7degree,water hole3

3.Chiesl Oblique Bit/Chiesl Long bit

Bit Diameter32-42,buttons8*12,taper7 degree,water hold3

4.four button bits

Bit Diameter30-42mm,Taper7degree,Guage3*8,Front1*8,Angle25 degree,Water hole3

5.Seven Button bits

BitDiameter3251mm,Guage5*10,Front2*8,angle35degree,

taper7/11/12 degree,water hole3

6.Fact Face/Drop Center/Retrac Button

BItdiameter64mm,76mm,89mm,102mm,threadR32,R38,T38,T45,T51

7.DTH bits

Bits diameter80,90,95,100,105,110,115,120,125,130,140,150,155,160,

215,220,240,255,270,305mm

8.DTH hammer