Rock Drill Tools
Contract Machining & Manufacturing manufactures your mining needs, including: drill steel, bit subs, adapter bits, deck bushings, bit rings, and lifting bells. We are an international supplier to distributors all across the world. We have the ability to provide large quantity orders, as well as one-piece custom orders. We have experience shipping globally by the cargo container load, and deliver daily throughout the Appalachian region. Mining division not covered under ISO registration.
Click the link below for standard sizes of the parts we manufacture.
Sub Adapter Subs
Sub Adapters are used to connect drill rods, core barrels, casings, bits, water swivels, hoisting plugs and recovery tools. CMM can make any size needed by the customer in Sub Adapters.
Drill Pipe
Drill Pipe for blast hole drilling is a specialized tool used in mining, quarrying and construction industries for creating blast holes. These drill pipes are integral components of drilling systems and are designed to withstand the rigorous demands of blast hole drilling operations. CMM can make various sizes of drill steel or pipe.
Rotary Deck Bushings
The main purpose of Rotary Deck Business are to provide horizontal stabilization to the drill string at the deck level of the blasthole drilling. CMM can make deck bushings to whatever size needed by the customer.
Bit Rings
Bit Rings are a special ring developed that helps safely remove a tri cone roller bits, predominantly used in blast hole drilling. CMM can make any size needed by the customer in bit rings.
Lifting Bells, Hoisting Plugs & Custom Tools
Lifting Bells and Hoisting Plugs provide safe ways to connect cables to drill steel. CMM can make a wide range of sizes to fit any drill steel size.
