Perfect for producing consistently accurate holes in trunking and sheet steel. 4 drill diameter steps for convenience and multiple hole diameter options.

• · 4 drill diameter steps for convenience and multiple hole diameter options (16.5 / 20.5 / 25.5 / 32.5mm)
• · Laser etched diameter markings allow repeat production of error free, reliably accurate holes
• · Precision ground, tapered cutting edges allow material up to 3.5mm to be drilled
• · 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