12 Piece Router Bit Set Tungsten Carbide Cutters 1/4 Shank The set includeds: 6mm (1/4) Straight Bit 12mm (1/2) Straight Bit 16mm (5/8) Straight Bit 12. 7mm (1/2) 90 Degree V Grooving Bit 12. 7mm (1/2) Dovetail Bit 32mm (1-1/4) 45Degree Chamfer Bit 12. 7mm (1/2) Flush Trim Bit R6. 3mm (1/4) Round Over Bit R9. 5mm (3/8) Round Over Bit R6. 3mm (1/4) Core Box Bit R6. 3mm (1/4) Cove Bit R4mm (5/32) Roman Ogee Bit Weight:600g Complete with wooden case, fit standard collets so suitable for all universal fit routers.