Drills concrete, reinforced concrete, brick, bluestone and limestone. Absolutely dry-no water needed! (Mongoose bits can be used wet or dry.) Drills up to 10" deep using a standard electric drill. No set up time. Plug in your drill and go to work. No need to use an expensive core rig; Mongoose bits are designed to be used with the Mongoose Core Drilling Machine described below, or hammer drills with an optimuim running range of 1,500 to 2,000 rpm. Requires use of a spring loaded center pin and shank, which are interchangeable between bits. Mongoose Bits are sold as “set” which includes the bit, center pin, and hex shank.

Please Note: Do not use Mongoose Bits in hammer mode; designed to be used in drill mode only.