Armeg Drill Bit Step 4-22mm

Armeg Pro-Step Drill is perfect for consistently accurate holes in trunking and sheet steel. Pro-Step is ideal for holes of up to 35mm in metal enclosures, trunking, cabinets, cladding, switch-gear etc., easily opening up existing holes, jobs which require specific tools with diameters suitable for ISO threads and clearance holes, applications where many different diameters are required which are available on one tool . · · · Up to 10 drill diameter steps · · Laser etched diameter markings · · Fully ground body profile · · Precision ground, tapered cutting edges allow material up to 6mm to be drilled · · Pro-Step can be used in sheet steel, Non-ferrous metals, plastics, formica, plywood