Products name: Drill rod for chisel bits
Products features:
Shank Hex:19mm*83/108mm, 22m*83/108mm, 25mm*108/159mm
Taper degree:4.46 6 7 11 12 Drilling rod length:0.4m-6m
The tapered drill rod is used for rock drilling, blasting holes and other drilling works in the quarries, coal mines, traffic and other constructions. Generally, the lightduty rock drill uses 7 taper or smaller taper angle, the heavyduty rock drill mainly uses 12 taper angle.
Products technical data:
Model | Taper Degree | Drilling Rod Length | Shank Size |
Hex.19mm | 4.46 6 7 11 12 | 0.4m-4.0m | 83mm,108mm |
Hex.22mm | 4.46 6 7 11 12 | 0.8m-6.0m | 83mm,108mm |
Hex.25mm | 4.46 6 7 11 12 | 0.8m-6.0m | 108mm,159mm |
Products advantages:
1.Integral and taper drill rod
2.Shank Hex:108mm
3.Taper degree: 6 7 11 12
4.Drilling length:0.4m-6m
5.The third generation
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