Overview Reviews Product Description Dynaline Catalog Product Videos Custom Field Material 1018 cold drawn steel Finish Clear zinc plated Tolerance +/- .01mm Hardness Rockwell "C" 60 Product Reviews Write a Review Write a Review × Dynaline 1 x 12" Square Keystock 22763 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *