GSB Series Step Bit, 1-1/8 in, 3/16 in to 1/8 in dia Cutting, 3-Step ORS NASCO 8 mm diameter x 120

8 mm diameter x 120 mm length refills||

Exclusive Samson 12-strand interlocked construction|Stays flexible|||

03% to avoid carbide precipitation|||

and solvent|Grip on the outside

and flying debris|Rugged

GSB Series Step Bit, 1-1/8 in, 3/16 in to 1/8 in dia Cutting, 3-Step ORS NASCO 8 mm diameter x 120Durable split point tip for fast, accurate material penetration Patented split step design optimizes chip load for fast, smooth? cutting, and more? holes per? charge Progressive cutting edges provide balanced aggression to? maximize torque? efficiency and minimize? stalling Improved double flute design for superior chip evacuation,? cutting speeds, and tool life