3900 Series. Solid Carbide Compression Door Bit

This solid carbide door bit is favoured by customers cutting lock set and light openings on wood veneered and wood core doors using a CNC, point-to-point or KVAL machines. This tool was designed to cleanly cut the top and bottom edge on all common wood door cores; from particle core, stave core, LVL core and even mineral core doors. Not for use on steel doors. Upcut length = 1.250"