Drill bits
Reinforced button drill bit
Description and application
Designed for percussion-rotary drilling of extremely hard and abrasive rock. Features a reinforced body and an increased number of carbide inserts, providing extended service life and stable drilling performance under demanding operating conditions. Benefits include increased wear resistance, long service life and optimized button placement.
Technical specifications
Outer diameter
38 / 42 / 45 mm (on request)
Number of carbide inserts
9 to 11 pcs.
Body material
Heat-treated alloy steel
Inserts
High-density WC-Co tungsten carbide
Connection type
Tapered shank (7°, 11°)
Design
Side-pin design for extended service life
HS code
8207 19 9000
Packaging
Individual packaging
