Simpson 3 1 2" x 16d Finishing Nail, 304 Stainless Steel, 11 Ga. PACK:5 Lb (430) Dual locks on all moveable Dual locks on all moveable surfaces for enhanced rigidity during cutting operations Industrial grade carbide construction for long term value the combination of SinterHIP carbide processing and Tri Metal Brazing means the cutting edges resist wear and tip failure through heavy cabinetmaking production runs Diamond point tip sharp point geometry starts the nail precisely and reduces the chance of the nail deflecting or splitting fine finish lumber during installation and structural trim applications that demand more holding power than a standard 2" or 2 1 2" finish nail