Founded in 1956, Hengtan Machinery (Hengyang Zhongdi Equipment Prospecting Engineering Machinery Co., LTD) has a wide range of drilling rigs, including core drilling rigs and drilling rigs for engineering surveys with a maximum drilling depth of up to 100-3500 m. The main direction of the company is the production of mud pumps for various types of drilling.


GB/T93/10 Washer
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GB/T93/12 Washer
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GB/T93/16 Washer
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GB/T93/20 Washer
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GB/T93/6 Washer
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GB/T93/8 Washer
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GB/T95/12 Washer
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GB/T96/6 Washer
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GB/T97.1/12 Washer
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GB/TGB/T6172_1/M16 Nut
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HENGTAN MACHINERY (BW / BWF)