1/4" shank, sealed bearings, smooth accurate cuts High-grade carbide blade with sharp cutting, smooth rotation, operating light All heat-treated blade, with high concentricity and strong refused torsion Comes with wooden index case for easy storage and organization Perfect for edging, trimming, veining and grooving in all woodworking projects for both professional carpenters and hobbyists Specification: Material: 45 # carbon steel, YG8 alloy Color of bit: Red Packing: wooden box Shank Diameter: 6.35mm / 1/4" Wood Box Size:17.5x12.5x4.8cm / 6.89x4.92x1.89" (L*W*H) Size: 1 x Straight Bit 3mm 1 x Cove Box Bit - R6mm 1 x Roman Ogee - R4mm 1 x Cove Box Bit - R3mm 1 x Cove Bit - R6.3mm 1 x "V" Type Slotting Cutter 12.7mm 1 x 45Chamfer 12.7mm 1 x Traight Bit 6mm 1 x Mortising Bit 12.7mm 1 x Corner Round - R9.5mm 1 x Panel Pilot Bit 6mm 1 x Dovetail Bit 12.7mm 1 x Straight Bit 12.7mm 1 x Traight Bit 12mm 1 x Traight Bit 16mm Safety instructions: 1. Razor blades permanently enclosed in a cartridge or housing with less than 2mm of blade exposed. 2. The bladed product is not use for people under 18 years. 3. The item is only use for industrial cutting/engraving, not hazardous article. Package Included: 1 x One set of 15 pcs of Router Bit