Reversing Sub
Introduction:
The reversing subs is also called reversing spear which is a special tool for reversing stuck drill stem above stuck point in drilling and workover operation. In treatment of stuck drill stem, it can work as a fishing pin tap in reversing operation. When fish is stuck or cannot be reversed in fishing or reversing operation, the fish can be reversed from reversing sub and the fishing drill tool is tripped out.
Available model:
DKJ105 DKJ121 DKJ140 DKJ159 DKJ165 DKJ178 DKJ190 DKJ203 DKJ105A DKJ121A DKJ146A DKJ168A DKJ178A DKJ93B DKJ105B DKJ114B DKJ121B DKJ140B DKJ165B DKJ178B
Specifications - Reversing Sub
1 Reversing Sub DKJ105 105 14 NC31 NC31
2 Reversing Sub DKJ105 105 18 NC31 2 7/8 NU
3 Reversing Sub DKJ121 121 20 NC38 NC38
4 Reversing Sub DKJ140 140 20 NC40 NC40
5 Reversing Sub DKJ159 159 28 NC46 NC46
6 Reversing Sub DKJ165 165 28 NC50 NC46
7 Reversing Sub DKJ165 165 28 NC50 NC50
8 Reversing Sub DKJ165 165 32 NC50 5 1/2 FH
9 Reversing Sub DKJ178 178 32 5 1/2 FH 5 1/2 FH
10 Reversing Sub DKJ190 190 32 NC50 6 5/8 REG
11 Reversing Sub DKJ203 203 32 NC50 NC61
12 Reversing Sub DKJ203 203 32 NC50 6 5/8 FH
13 Reversing Sub DKJ203 203 32 NC50 7 5/8 REG
14 Reversing Sub DKJ105A 105 14 NC31 NC31
15 Reversing Sub DKJ121A 121 20 NC38 NC38
16 Reversing Sub DKJ146A 146 25 4 1/2 FH 4 1/2 FH
17 Reversing Sub DKJ168A 168 28 NC50 NC50
18 Reversing Sub DKJ168A 168 28 NC50 NC46
19 Reversing Sub DKJ178A 178 32 5 1/2 FH 5 1/2 FH
20 Reversing Sub DKJ178A 178 32 NC50 NC56
21 Reversing Sub DKJ93B 93 18 2 7/8 EU 2 7/8 EU
22 Reversing Sub DKJ105B 105 14 NC31 NC31
23 Reversing Sub DKJ114B 114 28 3 1/2 EU 3 1/2 EU
24 Reversing Sub DKJ121B 121 18 NC38 NC38
25 Reversing Sub DKJ140B 140 20 NC40 NC40
26 Reversing Sub DKJ165B 165 28 NC50 NC46
27 Reversing Sub DKJ165B 165 28 NC50 NC50
28 Reversing Sub DKJ178B 178 32 5 1/2 FH 5 1/2 FH
29 Reversing Sub DKJ178B 178 32 NC50 NC56
30 Reversing Sub DKJ210B 210 32 6 5/8 FH 6 5/8 FH
