ARTU 1/2 In. Cobalt General Purpose Drill Bit Ultra Bond and fraction with trigonomeric functions

and fraction with trigonomeric functions

In addition

Quick access storage door

Hole Saw Arbor Adapter

ARTU 1/2 In. Cobalt General Purpose Drill Bit Ultra Bond and fraction with trigonomeric functionsDesigned for rotary or percussion drilling. Drills through hardened steel, ceramic tile, marble, plastic, cast metal, concrete, glass, plexiglass, granite, fiberglass, brick, masonry, PVC (polyvinyl chloride) and wood. Requires no center punch eliminates walking. Negative back grinding enables tip to bore through materials with a filing action. Cobalt and tungsten carbide drill bit tip designed for maximum hardness, wear and resistance to heat up to