8 Inch QL80 High Air Pressure DTH Bit With Foot Valve is designed to drill further and the drill bit bodies are made from precision hardened nickel molybdenum steel, with a compound curve shape for faster and smoother cutting and easier removal of cuttings. The following is the specification information of 8 Inch QL80 High Air Pressure DTH Bit With Foot Valve:
| Diameter | Gauge Buttons | Front Buttons | Weight(KG) | Part Number |
| mm | Inch | Flat Face | Convex Face | Concave Face | Face Type |
| 203 | 8 | Φ18*10 | Φ18*8 | / | Φ16*5 | Concave Face | 50.1 | LR-QL80-203CC |
| 216 | 8 1/2 | Φ18*10 | Φ18*8 | / | Φ16*6 | Concave Face | 54.3 | LR-QL80-216CC |
| 219 | 8 5/8 | Φ18*10 | Φ18*8 | / | Φ16*6 | Concave Face | 54.8 | LR-QL80-219CC |
| 229 | 9 | Φ18*12 | Φ16*12 | / | Φ16*7 | Concave Face | 56.4 | LR-QL80-229CC |
| 235 | 9 1/4 | Φ18*12 | Φ16*12 | / | Φ16*7 | Concave Face | 57.4 | LR-QL80-235CC |
| 245 | 9 5/8 | Φ19*12 | Φ16*12 | / | Φ16*8 | Concave Face | 61.5 | LR-QL80-245CC |
Key Features and Benefits
lThe design with foot valve ensures the drill bit more stable with lower air and oil consumption
lSuper strength carbide ensures high quality and performance of products.
lSelecting optimal material makes service life longer in challenging applications.
lOptimized flushing designs to aid in cuttings removal and reduce wear.
8 inch DTH bit is a widely used size for mining, quarrying, water well drilling and many other construction projects.
A comprehensive range of drilling tools means that you can find the most suitable products here, at LEANOMS.
