Trend Professional Laminate Pierce and Trim 47/40X1/2TC - Pierce and Trim Cutter Two Flute 12.7mm Diameter x 30mm Cut x 1/2" Shank Key Features: Trend Professional 1/2in shank bearing guided pierce and trim cutter - 12.7mm diameter for laminate work 12.7mm diameter X 30mm cutting length pierce and trim cutter for flush cutting apertures in worktops cleanly 1/2in shank cutter perfect for heavy duty trimming work to bring laminate flush on internal apertures for sinks, hobs and other similar applications Cutter has a piercing tip to drill through the laminate and run against the work to make the cut in one go for fast, efficient and clean cutting Ultra durable Trend Dnamic carbide ensures optimum performance and lifespan in timber and abrasive wood based materials 1/2 inch shank for use in bigger routers and heavier applications with 'K'mark shank to ensure safe working practices Specification: D: 1/2 inch (imperial diameter) D: 12.7 mm (metric diameter) C: 30 mm (metric cut length) OL: 87 mm (overall length) Shank Diameter: 1/2 inch