Home » Taper bits » D miningwell Small Hole Tapered Bit 32mm 34mm 36mm 38mm 40mm 42mm taper button drill bits 3″ rock drill bit

D miningwell Small Hole Tapered Bit 32mm 34mm 36mm 38mm 40mm 42mm taper button drill bits 3″ rock drill bit

The Tapered Button Bit produced by D miningwell is designed according to ISO standard, adopts symmetrical structure design, has good powder discharge effect, and has strong crushing ability and fast rock drilling speed.
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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Content
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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