Overview Reviews Product Description Spaenaur Master Catalog Product Videos Custom Field Package quantity 50 Product Reviews Write a Review Write a Review × Spaenaur Thread-Cutting Screw Indented Hex Washer Head Type 1 1/4"-20 Unc X 1/2" L (Hex 7/16" Af) Low Carb Steel Case Hard Zinc Plate Ansi B18.6.4-1966 B-434-A Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *