Hex22*108 Tapered Drill Rod
BESTLINK Hex 19 22 25 Tapered Drill Rod
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.
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 |
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