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WLS SEALED ROLLER BEARING DRILL BITS | |||||
Steel Tooth Products | |||||
DIAMETER | FORMATION TYPE | PIN SIZE | APPX. WT. | ||
in | mm | IADC | API | lbs | kg |
8 1/2 | 216 | 215 | 4 1/2 | 80 | 36.4 |
9 7/8 | 251 | 114 | 6 5/8 | 143 | 64.7 |
11 | 279 | 115 | 6 5/8 | 176 | 79.8 |
12 1/4 | 311 | 115, 124, 135 | 6 5/8 | 203 | 92.2 |
13 3/4 | 349 | 115 | 6 5/8 | 278 | 126 |
14 3/4 | 375 | 115 | 6 5/8 | ||
15 1/2 | 394 | 115, 215 | 6 5/8 | 343 | 155.7 |
17 1/2 | 445 | 115, 134, 215 | 6 5/8 | 590 | 267.5 |
Tungsten Carbide Insert Products | |||||
DIAMETER | FORMATION TYPE | PIN SIZE | APPX. WT. | ||
in | mm | IADC | API | lbs | kg |
7 7/8 | 200 | 535, 625X | 4 1/2 | 74 | 33.7 |
8 1/2 | 216 | 625X | 4 1/2 | 91 | 41.4 |
9 7/8 | 251 | 545X | 6 5/8 | 140 | 63.4 |
10 5/8 | 270 | 545 | 6 5/8 | ||
11 5/8 | 295 | 545 | 6 5/8 | ||
12 1/4 | 311 | 415X,535X, 625X | 6 5/8 | 208 | 94.3 |
14 3/4 | 375 | 535X | 6 5/8 | 329 | 149.4 |
15 1/2 | 394 | 545X | 6 5/8 | 431 | 195.7 |
17 1/2 | 445 | 415, 535X, 625Y | 6 5/8 | 590 | 267.5 |
Más información sobre este producto consulte en: http://www.wlsdp.com/sealed_roller.php
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