ZM rock drilling of retrac button bit

ZM rock drilling tools of retrac button bit

Button bits with 6tips, 7tips, 8tips, we do them as customers' need. We can manufacture the following types:

A. Taper button bit
Tapered button bit(28mm, 30mm, 32mm, 33mm, 34mm, 36mm, 38mm, 40mm, 42mm, 44mm and so on. With different degree taper) 

Tapered Rod (Rod 19mm, 22mm, 25mm; Shank hex, 19mm, 22mm) 

Internal Drill rods(chisel bit integral rod. 19mm, 22mm; Shank hex. 19mm, 22mm)

B. Thread Button Bit
Thread button bit (33mm, 35mm, 45mm, 51mm, 57mm, 64mm, 70mm, 76mm, 89mm, 102mm, 115mm, 127mm and so on.

R25--38mm, R25--41mm, R28--38mm, R28--41mm

R32; R32--45mm, R32--76mm, R32--89mm, R32--102mm

T38; T38--64mm, T38--76mm, T38--89mm, T38mm--102mm

T45; T45--89mm, T45--102mm

T51; T51--89mm, T51--115mm,  T51--127mm

Please feel freely to contact with us for more detailed specifications or catalogs.