Lily's Gift Tungsten Carbide Router Bit Set,15 Piece Router Set 1/4" Shank Woodworking Cutter Trimming Set (1/4") High quality material with long service time 15PCS ROUTER BIT SET: 3mm Straight Bit, 6mm Straight Bit, 12mm Straight Bit,16mm Straight Bit, R3.2mm Core Box Bit, R6.3mm Core Box Bit, 12.7mm 90 "V" Grooving Bit, 12.7mm Mortising Bit, 12.7mm Dovetail Bit, 6.3mm Panel Pilot Bit, 12.7mm Flush Trim Bit, R9.5mm Round Over Bit, R4mm 45 Chamfer Bit, R6.3mm Cove Bit, R4mm Roman Ogee Bit EASY TO RESERVE: Comes with wooden index case for easy storage and makes storing the high-quality router bits convenient while in-between jobs or DIY home improvement projects Simple construction, easy to operate. Provides much convenience to your daily woodworking WIDELY USED: Sutiable for chipboard, MDF board hardwood and softwood. It is perfect for woodworking, edging, trimming, grooving, veining wood projects, and ideal for carpenters and hobbyists of all experience levels. This set also includes an allen wrench for removing bearings