Overview Product Description 1/2" Flange Lock Nut Product Videos Custom Field Description Nut, 1/2-13 Center Punch Flange Lock ZY (N12CFL) Product Reviews Write a Review Write a Review × N12CFL (785500) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *