Hejian Wanxiang Drilling Equipments Co., Ltd.
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Price: | 200.0~10000.0 USD |
Payment Terms: | T/T,L/C,WU |
Place of Origin: | Hebei, China (Mainland) |
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The specifications of steel tooth bit
Size(inch) | Size(mm) | API Reg Pin | Weight(lb) | Weight(kg) |
6 1/2 | 165.1 | 3 1/2 | 44 | 20 |
8 1/2 | 215.9 | 4 1/2 | 90 | 40.9 |
9 5/8 | 244.5 | 6 5/8 | 142 | 64.4 |
10 5/8 | 269.9 | 6 5/8 | 168 | 76.2 |
12 1/4 | 311.1 | 6 5/8 | 225 | 102 |
14 3/4 | 374.6 | 7 5/8 | 315 | 143 |
15 1/2 | 393.7 | 7 5/8 | 395 | 179.5 |
17 1/2 | 444.5 | 7 5/8 | 515 | 233.6 |
26 | 660.4 | 7 5/8 | 1300 | 590 |
Except the size listed, other size is also available,such as 3 5/8, 3 3/4, 3 7/8, 4 1/8, 4 1/2, 4 5/8, 4 3/4, 4 7/8, 5, 5 5/8, 5 3/4, 5 7/8, 6, 6 1/8, 6 1/4, 6 5/8, 6 3/4, 7 5/8, 7 7/8, 8 3/8, etc.
4. IADC classification
First Digit | 1, 2, and 3 designate STEEL TOOTH BITS. 4, 5, 6, 7 and 8 designate TUNGSTEN CARBIDE INSERT BITS |
Second Digit | 1, 2, 3 and 4 are further breakdown of formation with 1 being the softest and 4 the hardest |
Third Digit | This digit will classify the bit according to bearing/seal type.
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