ROSCHEN GROUP
| Supply Ability | 100 pcs/day |
| Packaging Details | wooden packaging |
| Brand Name | ROSCHEN |
| Model Number | 2-3/8" 2-7/8" 3½ 4½ 2-3/8" 2-7/8" 3½ 2-3/8" 2-3/8" 2-7/8" 2-3/8" 2-7/8" 2-3/8" 2-3/8" 2-7/8" 3½ 111/16 |
| Certification | ISO |
| Place of Origin | Germany |
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Product Specification
| Supply Ability | 100 pcs/day | Packaging Details | wooden packaging |
| Brand Name | ROSCHEN | Model Number | 2-3/8" 2-7/8" 3½ 4½ 2-3/8" 2-7/8" 3½ 2-3/8" 2-3/8" 2-7/8" 2-3/8" 2-7/8" 2-3/8" 2-3/8" 2-7/8" 3½ 111/16 |
| Certification | ISO | Place of Origin | Germany |
| High Light | 79mm Drill Rod ，2 - 7/8" Drill Rod ，2 - 3/8" Drill Rod | ||
Mayhew Junior Friction Welded Rod 2 - 7/8" Shoulder 79mm 2 - 3/8" REG
Description:
Mayhew Junior Rods
We manufacture drill rods from seamless tubing and hardened & tempered alloy steel tool joints.
All our tool joints are pre-machined and heat treated before final machining to ensure accuracy.
All threads are gauged to international standards to ensure interchangebility on existing rods
irrespective of supplier.
We manufacture a wide variety of rods which include conventional, RC and aircore flush.
Our drill rods can be supplied in a variety of different threads which include Remet, Metzke, Api,
ARD, Api internal flush, Junior Mayhew and so forth.
We also manufacture stainless steel RC rods.
Specifcations:
| Name | A | B | C | D | E | F | G | H |
| TOOL JOINTS:1 | ||||||||
| 23/8 API Regular | 2-3/8" | 3-1/8" | 2-5/8" | 3 | 5 | 3 | 60° API | 1 |
| 27/8 API Regular | 2-7/8" | 3¾ | 3 | 3½ | 5 | 3 | 60° API | 1¼ |
| 3½ API Regular | 3½ | 4¼ | 3½ | 3¾ | 5 | 3 | 60° API | 1½ |
| 4½ API Regular | 4½ | 5½ | 4-5/8" | 4¼ | 5 | 3 | 60° API | 2¼ |
| 23/8 API Internal Flush | 2-3/8" | 3-3/8" | 2-7/8" | 3 | 4 | 2 | 60° API | 1¾ |
| 27/8 API Internal Flush | 2-7/8" | 4-1/8" | 325/64 | 3½ | 4 | 2 | 60° API | 2-1/8" |
| 3½ API Internal Flush | 3½ | 4¾ | 41/64 | 4 | 4 | 2 | 60° API | 211/16 |
| 23/8 Mayhew Junior | 2-3/8" | 2¾ | 221/64 | 2¼ | 4 | 2 | 60° Mod. API | 1½ |
| 23/8 Mayhew Regular | 2-3/8" | 3¼ | 235/64 | 3 | 4 | 1½ | 60° Mod. API | 1-5/8" |
| 27/8 Mayhew Full Hole | 2-7/8" | 3¾ | 33/64 | 3-3/8" | 4 | 1½ | 60° Mod. API | 2 |
| 23/8 Failing Exploration | 2-3/8" | 231/32 | 2½ | 2¾ | 4 | 2 | 60° Mod. API | 1½ |
| 27/8 Failing Exploration | 2-7/8" | 3¾ | 3-1/8" | 3¼ | 4 | 2 | 60° Mod. API | 1-7/8" |
| 23/8 Hughes Acme Regular | 2-3/8" | 3-1/8" | 219/32 | 3 | 4 | 3-3/8" | 29° Acme | 1 |
| 23/8 Winter Weiss | 2-3/8" | 3¼ | 235/64 | 3 | 4 | 1½ | 60° Mod. API | 1½ |
| 27/8 Winter Weiss | 2-7/8" | 37/16 | 235/64 | 3 | 4 | 1½ | 60° Mod. API | 1½ |
| 3½ API Full Hole | 3½ | 4-5/8" | 4 | 3¾ | 5 | 3 | 60° Mod. API | 27/16 |
| FLUSH JOINT TAPERED THREAD² | ||||||||
| United Geophysical (111/16 OD) | 111/16 | 111/16 | 1-3/8" | 1 | 6 | 3 | 29° Acme | 1 |
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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