Mining Hexagonal Hollow Steel Tapered Drill Rod 11 Degree 610mm - 8000mm Length
Tapered drill rod is a further development of the integral drill rods. It usually has a forged collar to maintain the proper shank striking face position in the rock drill. Tapered drill rods effective lengths are measured from the collar to the bit end,which are usually from 0.6 meters to 3.6 meters.
Effective lengths: 600mm ~ 3600mm;
Taper degrees: 4°46’, 6°, 7°, 11°, 12°;
Shank sizes: Hex.19mm,Hex. 22mm, Hex.25mm;
Other lengths are available upon request.
| Types of drill rods |
Specifications |
Length(mm) |
Shank |
Weight (kg) |
| Tapered drill rods |
Taper Angle: 4, 6, 7, 11, 12 degree |
400mm to 8000mm |
Hex22mm*108mm Hex25mm*159mm Hex19mm*108mm |
1.7 - 24.9 |
| Integral drill steel |
Bit diameter: 26mm, 28mm, 30mm, 32mm, 34mm, 36mm, 38mm, 40mm, 42mm |
400mm to 4800mm |
3 – 15.4 |
| Plug hole rods |
Chisel bit diameter: 17mm, 20mm, 22mm |
150mm to 710mm |
0.6 - 2.9 |
For more information please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.com ; http://www.roschen.net
http://www.roschen.cn ; http://www.roschendrill.com
http://www.roschenmining.com ; http://www.roschendrilling.com
http://www.roschengroup.com
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