Overview Reviews Product Description Nut - Locking - 1/2-13 in Thread - Hex Head - Nylon Insert - Steel - Zinc Oxide - Set of 10 Product Videos Product Reviews Write a Review Write a Review × Nylon Insert Nuts 1/2-13 10pk Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *