-20, Thread Direction Right Hand, Thread Type Coarse, Material Brass, Shank Type Tapered, Tapered End Diameter 0.321 in, Minimum Material Thickness 3/16 in, Maximum Hole Diameter 0.363 in, Features Pull-Out Resistance, Finish Plain.
-20, Thread Direction Right Hand, Thread Type Coarse, Material Brass, Shank Type Tapered, Tapered End Diameter 0.321 in, Minimum Material Thickness 3/16 in, Maximum Hole Diameter 0.