Mining Tools Tapered Drill Rod 11 Degree Hex 19 Hex22 Length 800mm
Application
Tapered Drill Rods Are Used In Granite And Marble Quarry, Gold Mine, Railway, Tunnel, Etc. For Drilling
| Rod Length | Taper Degree | ||
| Shank Style | Mm | Foot/Inch | |
| Hex22 × 108mm | 500 ~ 8,000 | 1’ 8” ~ 26’ 2” | 7°, 11° And 12° |
| Hex25 × 108mm | 1500 ~ 4,000 | 4’11” ~ 13’1” | 7° |
| Hex25 ×159mm | 1830 ~ 6,100 | 6’ ~ 20” | 7° And 12° |
Notes:
1. The Ordinary Connection Taper Degree Is 7º, 11º And 12º, Other Degrees Like 4.8º, 6º And 9º Are Also Available Upon Request;
2. The Ordinary Shank Is Hex22 × 108mm, Hex25 × 159mm And Other Styles Are Also Available If Upon Customers’ Request;
3. The Rod Length Must Be Specified In Order;
4. In Order To Adapt To Different Rock Conditions, The Drill Rod Is Selected By Users.
