About the MALCO BT156 #3x1-1/2" BIT TIP SCREW 3500 PACK
The Malco Bt156 is a #3X1-1/2" Bit Tip Screw (3,500). These #3 bit tip screws have been improved to be installed even faster, in less time than it takes to drill a pilot hole for other standard fasteners. These screws have a hex washer head, and are designed to be used on materials from .11" to .175" in thickness.