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

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