Silverline - 12PCE 1/4INCH TCT ROUTER BIT SET - 792084 12pce router cutter set 1/4" shank. Contents: Straight Bit 6.35x6mm, 6.35x12mm, 6.35x16mm, Grooving Bit 6.35x12.7mm, Dovetail Bit 6.35x12.7mm, Chamfer Bit 6.35x32mm, Bearing Flush Trim Bit 6.35x12mm, Rounding Over Bit 6.35xR6.3mm, 6.35xR9.5mm, Core Box Bit 6.35xR6.3mm, Cove Bit 6.35xR6.3mm & Roman Ogee Bit 6.35xR4mm.