Insize IN0006 25 Piece Metric HSS M35 Cobalt Drill Bit Set Extension~Ladders Diameter : 79mm

Diameter : 79mm

drop-forged chrome vanadium steel  (CR-V) with micro chrome finish for greater corrosion resistance

Comprehensive kit to suit a variety of cable diameters

5pc x 12mm ID x 3mm

Insize IN0006 25 Piece Metric HSS M35 Cobalt Drill Bit Set Extension~Ladders Diameter : 79mmInsize's Cobalt 25pc Drill Bit sets are exceptionally designed to outperform and outlast. They are suitable for drilling into medium alloyed steel, stainless steel, and hardened grades of stainless steel. Steel doesn't stand a chance when these cobalt jobbers are used. Get busy drilling more holes in less time today with this drill bit. 135 split point design for more rugged and efficient drilling Features: Made from cobalt alloyed high speed steel