Dog Point Hand Knob Screw, Handle Type Knob, Handle Material Aluminum, Mounting Type External Thread, Thread Size 1/4 In.-20, Thread Standard UNC, Handle Dia. 1/8 in, Base Dia. 1/8 in, Overall Height 3 1/4 in, Screw Length 2 1/4 in, Inside Dia. 1/2 in, Overall Length 1/8 in, Standards TCMAI, Color Black, Features Dog Point, Package Quantity 2