
Introduction:
The releasable overshot is a fishing tool designed to catch fish with a smooth outer diameter in the wellbore. If the fishing attempt is unsuccessful, the tool can release the fish downhole, ensuring retrievability. Normal pump circulation can be maintained while using this tool. The tool can be equipped with optional accessories such as extension subs, wall hooks, and oversized guide shoes. It features a simple structure and easy operation.
Features and Benefits:
★ It ensures reliable disengagement from the fish when needed, allowing for safe withdrawal of the tool from the wellbore.
★ The tool permits uninterrupted fluid circulation, contributing to secure downhole conditions.
★ The tool boasts a simple design, user-friendly operation, and a comprehensive set of accessories for enhanced adaptability.
O.D. mm | Spiral Grapple Fishing Size mm | Basket Grapple Fishing Size mm | Connection |
v86 | 61.9 | 50.8 | NC26 |
89 | 65 | 50.8 | NC26 |
92 | 63.5 | 50.8 | NC26 |
95 | 73 | 60.3 | NC26 |
100 | 77.7 | 64 | NC26 |
102 | 73 | 64 | NC26 |
105 | 82.6 | 72 | NC31 |
111 | 85.7 | 66.5 | NC26 |
117 | 88.9 | 76.2 | NC31 |
127 | 92.8 | 79.3 | NC38 |
133 | 104.8 | 98.4 | NC38 |
140 | 117.5 | 104.8 | NC38 |
143 | 122 | 108 | NC38 |
146 | 123.8 | 108 | NC38 |
152 | 123 | 107 | NC38 |
162 | 127 | 114.3 | NC46 |
168 | 127 | 114.3 | NC46 |
178 | 125 | 111.1 | NC46 |
187 | 146.1 | 127 | NC50 |
194 | 158.8 | 142 | NC50 |
197 | 165.1 | 147.6 | NC50 |
200 | 158.8 | 145 | NC50 |
206 | 178 | 161.9 | NC50 |
219 | 178 | 159 | NC50 |
225 | 197 | 184.2 | NC50 |
232 | 203.2 | 190 | NC50 |
245 | 203.2 | 192 | 6 5/8REG |
254 | 200 | 190.5 | 6 5/8REG |
256 | 210 | 184 | 6 5/8REG |
257 | 216 | 196.9 | 6 5/8REG |
270 | 228.6 | 209.6 | 6 5/8REG |
273 | 228.6 | 203 | 6 5/8REG |
286 | 246 | 228.6 | 6 5/8REG |
298 | 254 | 235 | 6 5/8REG |
324 | 285.8 | 266.7 | 6 5/8REG |
340 | 279.4 | 254 | 7 5/8REG |
350 | 304.5 | 285.8 | 6 5/8REG |
406 | 349.2 | 304.8 | 7 5/8REG |