Shandong China Coal Industrial&Mining Supplies Group Co.,Ltd.
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Price: | 100.0 USD |
Payment Terms: | T/T,L/C,Paypal |
Place of Origin: | Shandong, China (Mainland) |
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chinacoal13
Integral drill rod B19 B22
This drill rod can be connected with button bits,taper bits,and cross-type bits.
Application:Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling
Model | Taper Degree | Drilling Road Length | Shank Size |
Hex.19mm | 7°,4.8°,12° | 0.4m-4.0m | 83mm,108mm |
Hex.22mm | 7°,4.8°,12° | 0.8m-6.0m | 83mm,108mm |
Hex.25mm | 7° | 0.8m-6.0m | 108mm,159mm |