Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper match with bit with rod to be used for air leg or hand held jack hammer driller in quarrying,and mining.
Description :
(1) Connect shank Size: Φ19, Φ22, Φ25 at most
(2) Bit Diameter:Diameter 32mm,34mm,36mm, 38mm,40mm
(3) Tapered connection: 6 degree, 7 degree, 11 degree, 12 degree etc.
(4) MaterialAlloy Steel Bar 45CrNiMoV, Tungsten Carbide Tips YK05 or T6.
(5) Button Shape Ballistic Face Type Flat Face; Bit BodyStandard
(6) Qty of button: 5,7, 8 pcs
(7) main market: India, Saudi, Chile, South Africa,stone country consume too much
Features:
(1) Connect shank Size: Φ19, Φ22, Φ25 and etc.
(2) Diameter: D30-42mm. 32 mm, 34mm is main size for quarrying.
(3) Tapered connection: 6 degree, 7 degree, 11 degree, 12 degree etc.
(4) Cupper insert available in case of need.
(5) To match hand-held rock drills, pneumatic air-leg rock drills, so-call jack hammer by air, with lower percussive impact. Like Y24, YT28.
Prodrill rock drilling button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring etc.
| 7 degree for Hexagon 22. |
| Part number |
Diameter in mm |
Length in mm |
Inserts |
Diameter inserts |
| 7D33-7-22 |
33 |
70 |
5+2 parabolic |
7mm |
| 7D33-8-22 |
33 |
70 |
6+2 parabolic |
7mm |
| 7D36-7-22 |
36 |
70 |
5+2 parabolic |
5x8mm + 2x7 |
| 7D36-8-22 |
36 |
70 |
6+2 parabolic |
6x8mm + 2x7 |
| 7D38-7-22 |
38 |
70 |
5+2 parabolic |
5x9mm + 2x7 |
| 7D38-8-22 |
38 |
70 |
6+2 parabolic |
6x9mm + 2x7 |
| 7D38-4-22 |
38 |
70 |
4 parabolic |
4x9mm |
| 7D40-7-22 |
40 |
70 |
5+2 parabolic |
5x9mm + 2x7 |
| 7D40-8-22 |
40 |
70 |
6+2 parabolic |
6x9mm + 2x7 |
| 11 degree for Hexagon 22. |
| Part number |
Diameter in mm |
Length in mm |
Inserts |
Diameter inserts |
| 11D33-7-22 |
33 |
50 |
5+2 parabolic |
7mm |
| 11D33-8-22 |
33 |
50 |
6+2 parabolic |
7mm |
| 11D36-7-22 |
36 |
50 |
5+2 parabolic |
5x8mm + 2x7 |
| 11D36-8-22 |
36 |
50 |
6+2 parabolic |
6x8mm + 2x7 |
| 11D38-7-22 |
38 |
50 |
5+2 parabolic |
5x9mm + 2x7 |
| 11D38-8-22 |
38 |
50 |
6+2 parabolic |
6x9mm + 2x7 |
| 11D38-4-22 |
38 |
50 |
4 parabolic |
4x9mm |
| 11D40-7-22 |
40 |
50 |
5+2 parabolic |
5x9mm + 2x7 |
| 11D40-8-22 |
40 |
50 |
6+2 parabolic |
6x9mm + 2x7 |
| 12 degree for Hexagon 22. |
| Part number |
Diameter in mm |
Length in mm |
Inserts |
Diameterinserts |
| 12D32-7-22 |
32 |
50 |
5+2 parabolic |
7mm |
| 12D32-8-22 |
32 |
50 |
6+2 parabolic |
7mm |
| 12D33-7-22 |
33 |
50 |
5+2 parabolic |
7mm |
| 12D33-8-22 |
33 |
50 |
6+2 parabolic |
7mm |
| 12D36-7-22 |
36 |
50 |
5+2 parabolic |
5x8mm + 2x7 |
| 12D36-8-22 |
36 |
50 |
6+2 parabolic |
6x8mm + 2x7 |
| 12D38-7-22 |
38 |
50 |
5+2 parabolic |
5x9mm + 2x7 |
| 12D38-8-22 |
38 |
50 |
6+2 parabolic |
6x9mm + 2x7 |
| 12D38-4-22 |
38 |
50 |
4 parabolic |
4x9mm |
| 12D40-7-22 |
40 |
50 |
5+2 parabolic |
5x9mm + 2x7 |
| 12D40-8-22 |
40 |
50 |
6+2 parabolic |
6x9mm + 2x7 |
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