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Model  Product  Code  O.D.(in)  Connection  For Casing/Tubing Size(in)
NG73 L23-7300 2 7/8 2 3/8 Tubing coupling 3 1/2 Tubing
NG95 L23-9500 3 3/4 NC26 4 1/2 Tubing
NG114 L23-11400 4 1/2 NC31 5 1/2 Casing
NG136 L23-13600 5 3/8 NC31 6 5/8 Casing
NG150 L23-15000 5 8/9 NC38 7 Casing
NG176 L23-17600 6 8/9 NC38 8 5/8 Casing
NG190 L23-19000 7 1/2 NC38 9 5/8 Casing

The internal hook is a fishing tool generally used inside casings and oil tubing for fishing ropes and other fishes such as wire-lines, cables, logging wire-lines and paraffin cutters.

Internal Hook Drawing

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Why choose Lake Petro
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Please send us your inquiry with detail item description or with Model number. If there is no packing demand we take it as our regular exported standard packing. We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.

We can give you really high quality products with competitive price. We have a better understanding in Chinese market, with us your money will be safe.

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Lake Petro is located in Dongying City, which is famous for Shengli Oilfield and the largest manufacturing hub of petroleum equipment in China. Following the principle of “quality first, science and technology innovated, people oriented”, every Lake Petro person is sparing no effort to provide the customers with best products and services. Our products are based on advanced production line and testing equipment, our products are designed and manufactured according to certification of API, ISO, GOST, etc.