Hand Knob, Handle Type Round, Handle Material Thermoset, Mounting Type Unthreaded Molded Hole, Thread Size 1/4 in, Base Dia. 1-1/2 in, Overall Height 0.6900 in, Inside Dia. 1/4 in, Overall Length 0.68 in, Tap Type Blind Hole, Includes Cup Point Set Screw, Pad Print, Standards H.H. Brass Set Screw, Thread Type Molded Hole, Color Black, Features Indicator Line, Synthesizers and Other Electronic Applications, Finish High Gloss