| Customization: | Available |
|---|---|
| Certification: | ISO 9001:2000 |
| Standard: | GB, GOST |
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Sansung rock drilling thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring industries etc.
The thread button bits are made with high quality of best quality alloy steel bar and tungsten carbides with superior wear resistance and impact toughness superior, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.
| Thread Button Bit | Diameter | Carbide size(mm) | Flushing hole | Weight | |||
| mm | in | Front | Gauge | Front | Side | (kg) | |
| Qty×size | Qty×size | ||||||
|
R28(1 1/8")
|
35 | 1 3/8 | 2×7 | 5×8 | 1 | 1 | 0.44 |
| 38 | 1 1/2 | 2×7 | 5×9 | 1 | 1 | 0.56 | |
| 41 | 1 5/8 | 2×8 | 5×9 | 1 | 2 | 0.61 | |
| 45 | 1 3/4 | 2×8 | 5×10 | 1 | 2 | 0.78 | |
| 48 | 1 7/8 | 2×9 | 5×11 | 1 | 2 | 0.8 | |
| 51 | 2 | 2×10 | 5×11 | 1 | 2 | 1.18 | |
| 57 | 2 1/4 | 2×10 | 5×12 | 1 | 2 | 1.26 | |
| Reaming tools | D | Flushing hole (mm) | Buttons (mm) | |||
| mm | inch | Front | Gauge | Front | Gauge | |
|
Pilot bit 6° taper
|
40 | 1 37/64 | 2×5 | 2×5.5 | 2×8 | 4×9 |
|
Reaming bit 6° taper
|
76 | 3 | - | - | - | 8×11 |
| Drill rod (R28) | L | ||
| mm | ft | inch | |
|
Hex rod 28 with thread R28/ R32
|
2800 | 9 | 2 |
| 3100 | 10 | 2 | |
| 3700 | 12 | 2 | |
|
Hex rod 32 with threads R28/ R32
|
4310 | 14 | 2 |
| Coupling sleeve(R28) |
L | D | |
| mm | inch | ||
|
R32-R28 |
160 | 41 | 1 5/8 |
|
Crossover coupling R28-R32 |
171 | 45 | 1 3/4 |
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