Famag
Famag Step Drill HSS 4-20 mm
£55.37
http://www.machinery4wood.co.uk Go to shop Description
Famag Step Drill HSS 4-20 mm Ref 3692020 Key features: FAMAG Step drill HSS, Ø 4 -20mm, 3692020 Two edged hole cutter for metal sheet, cylindrical gradation, chip groove with scale of diameter.
For working without pre-drilling and burring by the next grade at the same time. Also suitable for thinnest sheet metals.
No pre-drilling necessary, burr-free working without "chattering".
HSS. approx. 1000 rpm, basis non-ferrous metal.