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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
MOQ : 5
Price : USD10-50
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
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 |
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2 - 7/8" Drill Rod Images |