TCT cutting edges and strong, hardened steel shanks. Includes straight bits 5, 6, 8, 10, 12, 14, 16, 18 and 20mm, dovetail 12.7mm, V-groove 9.5mm, 12.7mm, R6.3mm, cove box R3.2mm and R6.3mm, classical 12.7mm, flush trim 12.7mm, chamfer 16mm and 32mm, Roman ogee R4mm, rebater 28.6mm; cove bit R9.5mm, rounding over R3.2mm, R6.3mm, R7.9mm and R9.5mm, beading cutter R3.2mm, R6.3mm, R7.9mm and R9.5mm.