drill bits & sets
irwin unibit 11102cb cobalt step drill bit 4 12mm 2mm step
cobalt step drill bit size 4mm to 12mm in . shank size 1 4 in . number of hole sizes 5 step thickness 2mm br b features b ul li includes li li item cobalt step drill bit li li size 4mm to 12mm li li design li li number of hole sizes 5 li li step thickness 2mm li li shank size 1 4 li ul
irwin unibit