Machine Key 1-1/4×1-1/4×6-9/16 Form B 1045 Plain UN (1 Pieces)
Machine Key 1-1/4″ x 1-1/4″ x 6-9/16″ Form B 1045 Carbon Steel Plain Undersize ANSI B17.1. Niche Fasteners specializes in hard to find fasteners and zerk fittings. Niche Fasteners. Big Value. Niche Fasteners specializes in industrial fasteners, grease zerk fittings, and lifting hardware.