T38 Long Hole Retrac Button Bit Quarrying Hard Rock Drill Tungsten Carbide

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...