Description: Half Round Router Bit produce a fully rounded edge on dimensional lumber or create an attractive half-round profile on furniture and moldings with this bit. Half Round bits cut a degree half moon design along the edge of the workpiece. Used to cut all composition materials, plywood, hardwoods and softwoods. Used on CNC and other automatic routers as well as hand-held and table-mounted portable routers. Half Round Bit, Industrial Quality. Specification: Material: Alloy Color: Silver Shank: 1/2inch(12.7mm); 1/4inch(6.35mm) 1 - 1/4*1/4 Blade Height: 6.35mm; Blade Width: 22.0mm 2 - 1/4*5/16 Blade Height: 7.92mm; Blade Width: 22.0mm 3 - 1/2*1/4 Blade Height: 6.35mm; Blade Width: 20.0mm 4 - 1/2*5/16 Blade Height: 7.92mm; Blade Width: 22.0mm 5 - 1/2*1-3/8 Blade Height: 9.52mm; Blade Width: 22.0mm 6 - 1/2*1/2 Blade Height: 12.7mm; Blade Width: 22.0mm 7 - 1/2*5/8 Blade Height: 15.9mm; Blade Width: 25.0mm 8 - 1/2*3/4 Blade Height: 19.05mm; Blade Width: 26.0mm 9 - 1/2*7/8 Blade Height: 22.2mm; Blade Width: 25.0mm 10 - 1/2*1 Blade Height: 25.4mm; Blade Width: 27.0mm 11 - 1/2*1-1/8 Blade Height: 28.6mm; Blade Width: 29.0mm Package Includes: 1 Piece Half Round Bullnose Router Bits Note: The color may be different for different display, please understand. Please allow 1mm error due to hand test, thank you.