The Faithfull 30 Piece Router Bit Set with 1/4in shank. Tungsten carbide tips ensure long life and the storage case provides a safe place to store the bits when they are not being used. Different cutter shapes enable the creation of a variety of profiles, grooves and mouldings in softwoods, hardwoods, MDF or plywood. Shank 6.3mm (1/4in). Contains 1 x Straight 5.0 x 12mm. 1 x Straight 6.0 x 20mm. 1 x Straight 8.0 x 20mm. 1 x Straight 10.0 x 20mm. 1 x Straight 12.0 x 20mm. 1 x Straight 14.0 x 20mm. 1 x Straight 16.0 x 20mm. 1 x Straight 18.0 x 20mm. 1 x Straight 20.0 x 20mm. 1 x Dovetail 12.7 x 13mm. 1 x 90 V-Groove 9.5 x 9mm. 1 x 90 V-Groove 12.7 x 9mm. 1 x Core Box R3.2mm, 6.0 x 6mm. 1 x Core Box R6.3mm, 12.7 x 10mm. 1 x Classical Panel 12.7 x 9mm. 1 x Guided Flush Trimmer 12.7 x 13mm. 1 x 25 Guided Chamfer 16.0 x 9mm. 1 x 45 Guided Chamfer 32.0 x 13mm. 1 x Roman Ogee R4mm, 25.0 x 12mm. 1 x Guided Rabbeting Cutter 28.6 x 13mm. 1 x Guided Cove R6.3mm, 22.0 x 12mm. 1 x Guided Cove R9.5mm