12-11X1 1/2 Phillips Full Contour Truss Self Tapping Screw Type A Full Thread Zinc (Pack Qty 1,500) BC-1224APT

Screws shall be quenched in liquid and then tempered by reheating to 650°F minimum. They are the screw thread covering the whole length of the screw from tip to head and a pronounced thread hard enough for the intended. A thread forming tapping screw with wider spaced threads than a Type-AB and a gimlet pointYou may also like 1/4-14X2 1/2 Slotted Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc (Pack Qty 700) BC-1440ABSW.