Black Diamond drilling tools.

A range built around drilling.

Changsha Heijingang Industrial Co., Ltd. manufactures rock-drilling and pneumatic tools. The supplied catalogs introduce the HJG Drill and BD Drill brands and a range spanning tricone bits, casing systems, DTH hammers, reverse-circulation hammers and cluster hammers.

This CNHub product showroom presents the supplied manufacturer literature; it does not claim to be the manufacturer’s official website. Catalog data is reference information, not a current quotation or guarantee of availability. Confirm current specifications and supply terms with the supplier.