Expansion Anchor Anchor Diameter 5/8 in Overall Length 1 1/2 in Screw Size 5/16 in Thread Size 5/16 In.-18 Thread Depth 1.5 in Thread Type Coarse Material Zinc Alloy Finish Plain Drill Bit Size 5/8 in Minimum Installation Depth 1 1/2 in Ultimate Shear Strength (4 000 psi Concrete) 2 400 lb Maximum Ultimate Shear Strength 2 400 lb Ultimate Tension Strength (4 000 psi Concrete) 2 620 lb Maximum Ultimate Tension Strength 2 620 lb System of Measurement Inch