Maxdrill Taper Drilling bits
—MAXDRILL Tapered button bits
used for hard or very hard rock formation.
(1) Type: button bits
(2) 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