Cougar HDX Supreme DRY Diamond Core Bits for Cured Concrete with Rebar, Masonry & Stone, Sizes 1" thru 6", 9" Length

Cougar HDX Supreme Dry Diamond Bits are for drilling cured concrete (up to 7,000 psi) with rebar as well as brick, block, and various stone materials. Featured are turbo style (grooved) diamond segments for fast chip-ejection and optimal drilling performance. The barrel length is 9" and the standard 5/8"-11 threaded arbor will connect or adapt to most core drilling machines, electric drills or variable speed grinders.

• May be used wet or dry.
• Segments are 8mm tall for optimum drilling life.
• Features turbo style (grooved) diamond segments for fast chip-ejection.
• Use with core drilling machines, electric drills or variable speed grinders.
• Use for rotary drilling only. Not for use with roto-hammers or hammer drills.
• Cougar HDX Supreme Bits have a 9" drilling capacity before adding extensions.