Home » Taper bits » D miningwell rock bit drill 32mm 34mm 36mm 38mm 40mm 42mm pneumatic rock drilling rig jack hammer drill rock bit

D miningwell rock bit drill 32mm 34mm 36mm 38mm 40mm 42mm pneumatic rock drilling rig jack hammer drill rock bit

The ball-tooth drill bit has the characteristics of long service life, accurate positioning, coarse cuttings, low dust, and durability without grinding.
Compared with the traditional chip drill bit, the drilling speed is fast, and the passivation service cycle of the ball tooth drill bit is long. Relieve workers’ manual labor and speed up construction.
Therefore, taper connection and threaded connection ball-tooth bits of different diameters are widely used in various hard and brittle rocks to cooperate with drilling rigs for rock drilling.
We manufacture various tapered button bits in different degrees as below:
Bit diameter: 26mm to 60mm;
Tapered degree: 4°, 6°, 7°, 11°, 12°;
Shank sizes: Hex. 19mm, Hex, 22mm and Hex. 25mm;
Carbide type: Chisel type, Cross type, Button type.

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Technical Parameters
DIAMETER BUTTONS FLUSHING CARBIDE FACE
MM IN GAUGE NO/ SIZE FRONT NO/ SIZE HOLE PROFILE PROFILE
32 1 1/4″ 5×7 2×7 IF1G Parabolic Flat
36 1 13/32″ 5×8 2×7 2F1G Conical Flat
38 1 1/2″ 5×9 2×7 1F2G Conical Flat
38 1 1/2″ 5×9 2×7 2F 1G Conical Flat
38 1 1/2″ 5×9 2×7 2F1G Conical Flat
40 1 9/16″ 5×9 2×8 2F 1G Conical Flat
41 1 5/8″ 5×9 2×8 2F1G Conical Flat
41 1 5/8″ 5×9 2×8 2F 1G Parabolic Flat
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