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| Place of Origin: | China |
| Brand Name: | MIROC |
| Certification: | SGS Certification |
| Model Number: | Integral Rod with Chisel Bit |
| Minimum Order Quantity: | 20pcs |
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| Price: | negotiation |
| Packaging Details: | Wooden box |
| Delivery Time: | 20-25days |
| Payment Terms: | T/T, L/C, D/A, D/P, Western Union |
| Supply Ability: | 30000 Per Month |
| Color:: | Black | Material: | Hollow Steel Rod With Chisel Tungsten Carbide |
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| Application: | Tunnel, Quarry, Bench Rock Drilling | ||
| Highlight: | stone drilling tools,integral drill rods |
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Description & Specification
| Product Name: | hexagonal integral drilling steel | |||
| Types | Tapered drill rods, Integral drill rods, Plug hole rods | |||
| Application:: | Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling | |||
| Material: | High quality carbide and high quality steel | |||
| MOQ: | No requirement for testing and trial order | |||
| 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 | |
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The process procedure is listed below:
1, sawing the steel rod and steel pipe
2, drilling the steel rod
3, CNC lathing the hollow steel rod to make screw thread for head and end parts of rod
4, makeing flat parts for head part
5, welding the two parts with steel pipe
6, lathing the redundant steel welding ring
7, painting and packing
Contact Person: Mr. Yingkai Zhang
Tel: +86 18501231988
