Long Hole Quarrying Hard Rock Drill Tungsten Carbide Retrac Button
Bit
Description:
Retrac Threaded Button Bit is suitable for
mining,quarring,tunneling and so on. It is widely used for gound
quarring and underground drilling.
Specification:
A comprehensive range of various button bits shown as below:
Thread sizes: R25, R28, SSR28, R32, SSR32, R35, SSR35, R38, T38,
T45, T51, SST58, SST68, SGT60;
Head diameters: 33mm ~ 152mm;
Applications:
• Underground mining
• Tunneling
• Quarrying
• Widely used in bench and long hole drilling
• Perfect design can dealing with soft to medium-hard rock
formations
Before Official Order, please confirm below informations:
(1) Thread Type
(2) Standard or Retrac
(3) Bit button shape (tip shape)--Spherical or Ballistic
(4) Bit face shape--Drop Center, Flat Face, Convex, Concave, etc...
