Customer Question & Answer (0)
Diameter of bits from 30mm to 42mm with 4, 6, 7, 11, 12 degree, number of buttons is 4, 5, 6, 7, 8, 9, 7 buttons is very popular for Hand held (short holes ) and blast drilling system.
Our hand-held system is comprised of premium alloy tapered hexagonal drill steels ranging from 0.5 m up to 7.9 m in length, and complimented by a complete range of reamers, blade and button bits, blade bits including cross bit, and chisel bit with taper degree.
(1) Type: Button bits
(2) Size: 19mm, 22mm, 25mm
(3) Diameter: 30-42mm.
(4) Taper: Degree 6° , 7° , 11° , 12° .
(5) Package: In wooden case or in carton.
(6) Productivity: 50000PCS/ month
Our tapered bits include both cross and button designs.