MC1632 High-Speed Steel Step Drill Conduit 16 20 25 & 32mm
The Halls High-Speed Steel Step Drill, with a special application for conduit entry. These step drills cut a parallel hole for size range stated.
Range Starting Diameter. 11mm.
Size Range : 16, 20, 25 and 32mm.
Material Thickness : 3.5mm.
Shank to fit chuck size : 13mm.
When drilling metals always use a coolant.