Allied Bolt

FH PHIL/SQUARE COMBO TYPE 17 PARTICLE BOARD SCREWS WITH NIBS ZINC

An externally threaded fastener with a countersunk head, spaced threads, a tapered point, a chip cavity wedge cut into the last few threads where the shank tapers to a point, which helps when driving into denser woods. The underside of the head has protruding nibs to help countersink the screw.