7 Degree Rock Drill Tapered Button Bit High Strength

7degree 11degree 12degree Tapered Carbide Button Bits
Button bits are widely applied in Hand Hold drilling system for dimensional stone quarrying.Made with high quality of raw material through special heat treatment.

Tapered button drill bit size: from 32mm-42mm, tapered 4, 5, 6, 7, 11 and 12 degree, with 4, 5, 6 and 7 buttons.

Thread button drill bit size: from 33mm-178mm, include thread type H25, R25, R28, R32, R38, T38, T45, T51, ST58, ED58 etc for kinds of button bit, reaming button bit, retract button bit, drop centre retract button bit.

The button shapes of our button bits are spherical, ballitic, conical for customers to choose.

The buttons can be hot insert to the body and welded to the body as per custmers need and many kinds of good materials are available.

1. Excellent drilling penetration .
2. Used in hard rock formation .
3. Adequate for various construction conditions .
4.Strong corrosion resistance.

-Middle-low/high air pressure DTH hammers & bits
-Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling.
-Eccentric overburden drilling system
-Hole opener bit
-Shank adapter, coupling sleeves and all kinds of adapters

Glorytek Industry (Beijing)Co.,Ltd.,