Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling.
Product Description
Drill rod is mainly used in the drilling blasting hole, guardrail hole, mountain reinforcment, anchoring and other engineering holes in mines, quarris, high ways, railways and so on.tapered drill rods have a tough life, transferring the percussion energy from rock drill to drilling bit and then into the rock. They're also subjected to high bending stress, not to mention
Product Specifications
| Taper Degree | 4°, 6°, 7°, 11°, 12° |
| Diameter | 19mm - 25mm (or 1 inch to 7/8 inch) |
| Length | 400mm - 6000mm |
| Drill Rod Shank | Shank 22 x 108mm, shank 25 x 159mm |
| Material | High strength alloy steel bar |
| Color | Black or based on customer requirements. |
OEM Customization
Drilling Diameter
Depth
Power Type
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