Description: Material: Industrial carbide This 1/4" shank route bit set of tungsten carbide tipped bits should fulfill just about all needs. These router bits can be re-sharpened as necessary. Supplied in handy aluminum storage case. Suitable for wood, MDF board, hardwood and softwood. Fits for a professional electric drill, bench drill. Rpm 800-1000 or as close to as possible, while also adding water for cooling the holes during operation is an advantage. Specification: Router bits set includes: Shank Diameter: 1/4"(6.35mm) - Straight 1/8", 1/4", 3/8", 1/2", 3/4" - Core Box R1/8", R1/4" - Flush Trim 3/8x1/2", 3/8x1", 1/2x1/2", 1/2x1", 3/4x1" - 45 ° Chamfer 1/2" - Roman Ogee R5/32", 1/4" - Cove R1/4", R3/8" - Wave Edge R3/16" - Dovetail 1/2", 9/16" - Mortising 1/2" - Round Nose 1/2" - 90 V Grooving 1/2" - Panel Pilot 1/4" - Rounder Over R1/4", R3/8", R1/2" - Rabbeting Slot cutter 1/4", 5/16", 3/8" - Beading R1/2" - Classical Cove R5/16" - Classical Double Roman R3/16", R1/4" Their equivalents in metric are: Shank Diameter: 1/4"(6.35mm) - Straight 3.2mm/6.35mm/9.5mm/12.7mm/19mm - Core box 3.2mm, 6.35mm - Flush trim 1/4" x 9.5mm (2)/1/2 x 12.7mm/1/2" x 19mm - 45 ° Chamfer 12.7mm - Roman ogee R4mm, R6.35mm - Cove 6.35mm, R9.5mm - Wave edge R4.76mm - Dove tail 12.7mm, 14.3mm - Mortising 12.7mm - Round nose R12.7mm - 90 ° V groove 12.7mm - Panel pilot 6.35mm - Corner round R6.35mm, R9.5mm, R12.7mm - Slot cutter 6.35mm, 7.9mm, 9.5mm - Beading R12.7mm - Classical cove R7.9mm - Classical R4.76mm, 6.35mm Package Includes: 35 Pieces Router Bit (packed in a aluminum case)