button bit, drill rod, coupler , DTH driling tools, rock bolt tools, taphole
button bit, drill rod, coupler , DTH driling tools, rock bolt tools, taphole
Used for hard or very hard rock formation. Excellent quality and durability and Specialized heat treat & stress relief,also Maximum performance and hole cleaning ability
(1) Type: button bits
(2) Size: Size: 19mm, 22mm, 25mm
(3) Diameter: 30-42mm.
(4) Taper: degree 4°46′ 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.