MC1625 High-Speed Steel Step Drill Conduit 16 20 & 25mm
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: 6mm.
Size Range: 16, 20, 25mm.
Material Thickness: 3.5mm.
Shank to fit chuck size: 10mm.
When drilling metals always use a coolant.