6-13X5/8 #2 Square Recess Flat Head No Nibs Deep Thread Type 17 Full Thread Zinc (Pack Qty 9,000) BC-0610DQF17NN

The deeper thread design offers greater resistance to pull-out forces. The chip cavity (or auger point) enables the fastener to drive—especially in denser woods—without pre-drilling a pilot hole C1022 case-hardened steel Rockwell C 45 minimimYou may also like 10-16X3/4 Phillips Flat Self Tapping Screw Type B Fully Threaded Zinc (Pack Qty 8,000) BC-1012BPF.