Interlocking kelly bar_APIE FOUNDATION EQUIPMENT (CHINA) LIMITED All rights reserved

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Interlocking kelly bar

Product Details

Product performance

Strict selection and control of raw materials, and all key parts such as square head of drill pipe adopt forging process, with reliable quality.

The pressure point, key bar, internal key and other parts adopt heat treatment process and optimize the structure of the cloth key to improve wear resistance.

The overall torsional safety factor of the drill pipe is high, and the resistance to pressure and vibration is also higher than the average level, which is more suitable for rock entry requirements.

Product parameters

Name	Model	Weight	Transportation length	Drilling depth
φ377 machine lock lever	φ377×4×12	7.0	13550	42
φ445 machine lock lever	φ445×4×12	9.5	13645	42
φ445 machine lock lever	φ445×4×15	11.5	16645	54
φ508 machine lock lever	φ508×4×12	11.5	13550	42