9-10X2 1/2 Square Phil Drive Flat w/Nibs Deep Thread Wood Screw 2/3 Thread Type17 Zinc (Pack Qty 1,500) BC-0940DXF17D

The deeper thread design offers greater resistance to pull-out forces. The nibs on the bearing surface of the head helps the screw seat flush. The type-17 point enables faster starting. The recess design allows for multiple drive tools. Popular use is in cabinet assembly C1022 case-hardened steel Rockwell C 45 minimim