Works with particleboard, MDF, hardwood, and softwood; can be used with CNC routers and other automatic routers, as well as portable and desktop routers Dimensions: 15 Pieces 6.35mm Shank This set of 15 router bits is designed to help you get the most out of your wood cutting project. Stored in a wooden box for easy storage and transportation. Sealed bearings for smooth rotation and precise cutting. Rugged hardened steel body with anti-recoil design. Heat-treated clean cuts that can be re-sharpened. Baking on a heat resistant coating prevents the build-up of sawdust, resin and bitumen. Suitable for wood, MDF boards, hardwoods and softwoods. Usage: This product uses a professional power drill to drill holes. Hot Tips: Please pay attention to adding coolant (such as water) when using, long-term use will cause the temperature of the material to rise or smoke. Specification: Color: Red + Silver Material: 45 High Carbon Steel + Alloy Quantity: 15 pieces Design: Anti-recoil Package Contents: 1 x 12.7mm V-groove 1 x Box Cove Bit - R3.2mm 1 x Cove Bit - R6 .3mm 1 x Dovetail Bit 12.7mm 4 x Straight Bit (6mm, 12mm, 12.7mm, 16mm) 1 x Fillet - R9.5mm 2 x Straight Bits (3mm & 12.7mm) 1 x 45 Degree Chamfer 29mm 1 x Driver Panel Bit6.4mm 1 x Bit Cove - R6. 3mm