Tapered drill equipment (tapered drill steel/tapered drill rod), hexagonal chuck section provide leverage for the rotation chuck bushing, forged collar to maintain the proper shank striking face position, and match a tapered bit at the socket end. With higher penetration, straighter holes, longer service life and lower cost per meter drilled than integral steel.
Description &Specification
| Product Name: |
Tapered drill rods |
| Types |
Tapered drill rods |
| Application:: |
Use in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling |
| Material: |
High quality carbide and high quality steel |
| MOQ: |
5pcs |
| We can produce as your request of carbide size, different length of drill rods. |
| 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 |
Audited Supplier 
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