Retail 4X Round Over Edging Router Bit Set 1/4 Inch Shank 1/2 Inch 3/8 Inch 1/4 Inch 1/8 Inch Radius Great for combined plunge-cutting and pattern/template routing. For increased work piece visibility, use shank bearing flush trim bit in a handheld router allowing the template to be positioned on top of the work piece. In a router table, template will be positioned underneath the work piece. Can be used without the bearing as a standard straight bit. Name :1/4 inch Round Over Router BitsShank:1/4 inchRadius :1/2 inch, 3/8 inch, 1/4 inch, 1/8 inch1/2 inch R Cutter Diameter:1-1/2 inch3/8 inch R Cutter Diameter:1-1/4 inch1/4 inch R Cutter Diameter:1 inch1/8 inch R Cutter Diameter:3/4 inch1/2 inch R Total length:2-1/2 inch3/8 inch R Total length:2-3/8 inch1/4 inch R Total length:2-1/4 inch1/8 inch R Total length:2 inchNote: Please allow 1-5mm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Colour:Yellow + silverMaterial:Cemented carbideSize:Shank diameter: 6.35mmPackage Contents:1x 1/2 inch cutter head1x 3/8 inch cutter head1x 1/4 inch cutter head1x 1/8 inch cutter headOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.