China button bits manufacturers,thread button bits,retrac button bit

Rock Drilling Tools Button Bits:

Manufacturer of Mining and Quarrying Tools
Extension Drill Tools (System):
R22/R25/R28/R32/R35/T35/T38/T45/T51
A. Shank adapter + M/F Rod + Thread Bit
B. Shank adapter + Coupling + M/M rod + Thread bit

Surface & Bench Drilling Equipment T38 T45 T51
Min. Order Quantity: 5 Pieces
Supply Ability: 6000Pieces
Button shape: Spherical, Hemi-spherical, Ballistic
Face design: Drop center face, Flat face
Skirt: Standard, Retrac
Button bit diameter: 38mm to 152mm
Button bit thread: R22/R25/R28/R32/R35/T35/T38/T45/T51

Made from top quality steel and tungsten carbide buttons
Apply "Hot-Insertion" processing procedure to insert the buttons
Optimized designs improve the drilling speed
Automatic production line ensure the quality stability
Military grade requirements of heat-treatment guarantee durability of the bits.