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 |
Product Tags:
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2 - 7/8" Shoulder 79mm 2 - 3/8" REG Drill Rod Images
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