10g x 1 1/2” TWIN-FAST THREAD DOUBLE COUNTERSUNK POZI WOOD SCREW. Zinc plated pozi drive countersunk woodscrews, sold in boxes of 200. Suitable for general applications into softwoods and various hardwoods. The single starting thread has a 25 degree sharp point for quick starting and thread acceptance. The parallel shank has 60 degree twin-threads making these fast for insertion speed and with a good pull out resistance. Made from C10-18 steel and zinc played. The surface of these screws are hardened to prevent torque shearing and they have improved ductility due to a softer core.
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