Hole Cutter Punch Screw is ideal for thin layered materials up to 4.0mm. They can deliver a smooth clean circular hole cut into the surface material giving a burr-free smooth circular hole. Suitable for Sheet Steel, Stainless Steel Sheets, Non-Ferrous Metals, Light Metals and Plastics. Used in the plumbing industry for sinks to produce a plug hole or to allow a tap/other fittings to be installed. Also used by electricians, construction and handicrafts. Features & Benefits:High quality steel cutting and bracing edges.Clever design results in a burr-free hole by evenly spreading pressure during cutting.Once pilot hole is drilled and cutter is attached, use a spanner to turn the cutter and thread will apply the required pressure.Accurate cutting, ideal for cutting sinks for taps and drain fittings.No extra finishing needed, due to clean cutting.Model No. HCPS20 Specifications: Model No HCPS20 Brand: Sealey Nett Weight: 0.10kg