Three high-speed HSS 4341 double spiral flute step drills. Double spiral flutes for efficient swarf clearance. Allows clog-free precision drilling of up to eighteen different hole sizes. Supplied in flip-up metal case.Model NoAK4749Nett Weight:0.49KgSize 1:4, 5, 6, 7, 8, 9, 10, 11, 12mmSize 2:4, 6, 8, 10, 12, 14, 16, 18, 20, 22mmSize 3:4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30mm |