Type DB Drilling Manual Tong
The drilling manual tongs are useful tools to make up and break out drill pipes, coupling hoop of the drill pipe, joint, casings, casing hoops etc. in the oil and gas operation. To adjust the handling size of this manual casing tong can be realized by changing hinge jaws and handling shoulders of latch lug jaws. Then according to the different handling size, the torque of manual casing tong can be ascertained. The type DB drilling manual tongs are designed and manufactured according to API Spec 7K, GB/T 28001-2001 and GB/T 24001-2004-ISO14001:2004.
| Latch Lug Jaw | Gripping Range | Torque max. | ||
| Latch Lug Jaw No. | Axle Pin Hole No. | in | mm | KN· m |
| 1 | Latch Lug Jaw of Drilling Manual Tongs | 3 1/2-4 1/2 | 89~114 | 90 |
| 4 1/2-6 | 114~152 | |||
| 57 | 127~178 | |||
| 6-8 1/4 | 152~210 | |||
| 2 | 8-9 5/8 | 203~244 | ||
| 10 5/8-11 1/4 | 270~286 | |||
| 3 | Hinge Jaw | 11 3/4-12 3/4 | 298~324 | 55 |
| 13 3/8-14 3/8 | 340~365 | |||
| 4 | 16-17 | 406~432 | ||
As a China professional manual casing tong manufacturer, LantyTool® produces drilling manual tongs in different size. Oil drilling rig tools and oil drilling rig spare parts, including drilling manual tongs are all in accordance with ISO9001-2008, ISO1400:2004, GB/T28001-2011 and API Spec 7K, 8C. And our company has its own right for products import and export.