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You are here: Products > Tricon Bits > TCI > 8 1/2LS617G
| Product Specification | |
| Type specification（inch）： | 8 1/2 |
| Type specification（mm）： | 215.9mm |
| IADC： | 617 |
| Additional features： | G |
| Formation： | High pressure resistance,medium hard formation with hard and thick interlayer. |
| Drilling condition： | rotary drilling、high temp.drilling、deep drilling、motor drilling |
| Bearing Type： | journal bearing |
| Total teeth count： | 138 |
| Gage row teeth count： | 45 |
| Number of gage rows： | 3 |
| Number of inner rows： | 10 |
| Journal angle： | 36° |
| Offset： | 3 |
| API connection(REG pin)： | 4 1/2 |
| Weight on bit(KN)： | 108-237 |
| Rotary speed(Rpm)： | 220-40 |
| Recommened upper torqueKN.M： | 16.3-21.7 |
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Lilin Machinery Group Co., Ltd.
Add：Fukang Road Gegu Jinnan,Tianjin,China.
P.C.：300352
[ Trade Department ] Tel.：86-22-58052996 E-mail：sale@lilingroup.com
[ Human Resource Department ] Tel.：86-22-28685828 E-mail：hr@lilingroup.com
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