| Place of Origin |
China (Mainland) |
| Brand Name |
TOP |
| Machine Type |
Drilling Tool |
| Use |
Well Drilling |
Fixed Diameter Hole Opener Fixed Diameter Hole Opener is a general hole enlarging tool and is designed for enlarging holes onshore and offshore in oilfield during drilling.It is used to enlarge a hole or connected with a bit on front end to drill pilot hole and enlarge hole simultanously.