ROSCHEN GROUP
| Supply Ability | 100 pcs per day |
| Packaging Details | Wooden packaging |
| Product name | Drill Rod |
| Processing type | Forging |
| Machine type | Drilling Tool |
| Use | Ore Mining,Well Drilling |
| Size | 2 - 7/8" |
| Material | Carbon Steel |
| Brand Name | ROSCHEN |
| Model Number | 2-3/8" 2-7/8" 2-7/8" 2-7/8" 2-7/8" 3-1/2" 3-1/2" 3-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" |
| Certification | ISO |
| Place of Origin | Germany |
View Detail Information
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Product Specification
| Supply Ability | 100 pcs per day | Packaging Details | Wooden packaging |
| Product name | Drill Rod | Processing type | Forging |
| Machine type | Drilling Tool | Use | Ore Mining,Well Drilling |
| Size | 2 - 7/8" | Material | Carbon Steel |
| Brand Name | ROSCHEN | Model Number | 2-3/8" 2-7/8" 2-7/8" 2-7/8" 2-7/8" 3-1/2" 3-1/2" 3-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" |
| Certification | ISO | Place of Origin | Germany |
| High Light | 2 - 7/8" drill extension rod ，Forging tapered drill bits | ||
2 - 7/8" Drill Rod
Introduction
Tapered drill rods 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.It has a long service life.and the y’re also subjected to high bending stress,transferring the percussion energy from rock drill to drilling bit and then into the rock.
Parameters
| Mayhew Junior rods pin to box Friction Welded | |||
| O.D. | Wall Thickness | Length | Thread |
| 2-3/8" | .254" | 20" | 2-38" IF |
| 2-7/8" | .308" | 5" | 2-3/8" MAYHEW JR. |
| 2-7/8" | .362" | 5" | 2-3/8" MAYHEW JR. |
| 2-7/8" | .308" | 10" | 2-3/8" MAYHEW JR. |
| 2-7/8" | .362" | 10" | 2-3/8" MAYHEW JR. |
| 3-1/2" | .250" | 20" | 2-3/8" IF |
| 3-1/2" | .368" | 20" | 2-3/8" IF |
| 3-1/2" | .368" | 20" | 2-3/8" IF |
| 4-1/2" | .337" | 5" | 3-1/2" API |
| 4-1/2" | .337" | 10" | 3-1/2" API |
| 4-1/2" | .337" | 20" | 2-7/8" IF |
| 4-1/2" | .337" | 20" | 2-7/8" IF |
| 4-1/2" | .337" | 20" | 2-7/8" IF |
| 4-1/2" | .337" | 20" | 3-1/2" API |
| 4-1/2" | .337" | 20" | 3-1/2" API |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
1921
Total Annual:
5000-2000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine... ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...
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