HSS 6-60MM Spiral Step Cone Drill Bit Metal Hole Cutter Titanium Nitride Coat UK
6-60mm in 12 levels (6,10,15,20,25,30,35,40,45,50,55,60mm), Shank: 12mm, Round handle. Widely used to cut holes in a variety of material like steel, wood, thin iron, aluminum alloy, insulation boards, PVC sheet,ect.