FLAT HEAD SPIKE, MATERIAL STEEL, PRODUCT TYPE FLAT HEAD ANCHORING SPIKES, HEAD TYPE FLAT, HEAD DIAMETER 3/4 IN, SHANK DIAMETER 0.375 IN, FINISH PLAIN, SIZE 3/8 IN, SHANK TYPE DIAMOND POINT, SMOOTH, APPLICATION LANDSCAPE ANCHORING, RAILROAD TIE ANCHORING, SHANK LENGTH 10 IN, PACKAGE QUANTITY 15