Hand Knob, Handle Type Star, Handle Material Thermoplastic, Mounting Type Threaded Hole, Thread Size M4, Handle Dia. 25.00mm, Base Dia. 12.00mm, Overall Height 16 mm, Screw Length 10.00 mm, Overall Length 25 mm, Tap Type Blind Hole, Includes -, Standards DIN 6336, Color Black, Features Bushing Trivalent Blue Passivated, Finish Matte