Grąžtai skylės (pa)platinimui pakopiniai | 4-12/4-20/4-32/4-39 mm | 4 vnt. (22617)

Product description Set of step drill bits from STHOR 22617. Designed for drilling in high-grade stainless steel, structural and cold-rolled, in non-ferrous metals, steel sheets, and plastics. • the edges of the drilled hole remain clean and without burrs • the drill does not run on round surfaces • automatic centering on rounded and slippery surfaces • quick heat dissipation when drilling in hard materials • made of HSS high-speed steel coated with titanium nitride • graded every 2 and 3 mm . Roll holder. Technical data Index number 22617 EAN 5906083049798 Brand Sthor Diameter [mm] 4-39 material HSS Use of Metal Cylinder bracket