Rock Tool Drilling is a division of Contract Machining and Manufacturing that specializes in Drill Steel and Drilling accessories such as Subs, Deck Bushings, and Bit Rings for Blast Hole Drilling.  Rock Drill Tooling can accomodate custom work to compliment our standard production sizes.  Value added services such as Drill Steel repair and straightening, Deck Bushing Repair and Shipping services make Rock Drill Tooling a one-stop shop for your drilling needs.