Draper Tct Router Bit Set, 1/4" (12 Piece) - DRB12AAssortment of router bits with T. C. T. heads to suit most applications. Supplied in display case. 3 x straight bits 6, 12, 16mm diameter 1 x 90 'V' or groove bit 1 x dovetail bit 12. 7mm diameter. 45 chamfer bit 1 x bearing flush trim bit (or flush) 12. 7mm diameter 2 x rounding bits radii 6. 3 and 9. 5mm 1 x core box bit radius 6. 3mm 1 x cove bit radius 6. 3mm 1 x roman ogee bit radius 4mm 1 x hexagon key Key Features Comprehensive 12 piece set