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Speedmade is one of the most professional dth hammer bits manufacturers and suppliers in china. if you're going to buy customized dth hammer bits made in china, welcome to get quotation from our factory. for more information, contact us now.

Factory address:ming zhao industry park, hetang district, zhuzhou city, hunan province, china: sales office:world trade plaze, hetang district, zhuzhou city, hunan province, china +86-731-22031856: [email protected]

Buy low priced dth drill bits from dth drill bits factory, we provide good quality dth drill bits from china.

A wide variety of cross bits options are available to you, such as drill bit, drill shank, and reamer. there are 1,640 suppliers who sells cross bits on alibaba, mainly located in asia. the top countries of suppliers are india, china, and taiwan, china, from which the percentage of cross bits supply is 1%, 98%, and 1% respectively.

We attach value to innovation, especially with patents of China on COP66 Cop 66 DTH hammer bit, its superb technology has reached the international sophisticated level, and has a high reputation within the COP66 Cop 66 DTH hammer bit industry. Our group not only has excellent researchers and business nationwide sales and service network, but additionally are China shoppers specified brand companies.


COP66 Cop 66 DTH hammer bit exporter from China, we are one of the most skilled supplier from USA with ISO9001 Certification. Also the items have been certified by mutiple security certification.We are going to offer you our COP66 Cop 66 DTH hammer bit priducts in top-quality and most favourable price.

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