Wiertła i świdry Alias

For countersinking in steel, cast iron, non-ferrous metals and certain stainless steels. Ø6,3 + 8,3 + 10,4 + 12,4 + 16,5 + 20,5 mm 6 parts in plastic case Cobalt alloy High-Speed-Steel 3 cutting edges 90° DIN 335 form C, right-hand cutting Burr- and groove-free countersinking