Rennie Tools 10 Piece HSS Cobalt Jobber Drill Bit Set 1 - 10mm In 1mm Increments
Rennie Tool Co Ltd. M35 alloyed HSS steel with 5% Cobalt content. Set Of 10 Cobalt Jobber Drills Supplied In A Plastic Case For Storage. 135° split point from 3mm and above eradicates the need to pre-drill or centre punch.