JW Winco Glass Filled Nylon Plastic Tapped Hand Knob with Steel Hub, Threaded Hole, 1/2"-13 Thread Size x 7/8" Thread Depth, 2-31/64" Head Diameter (Pack of 1)
JW Winco's Tapped hand knob with steel hub have important advantage: the face of the hub is exactly square to the bore and is in steel to prevent edge breakages, maximum heat resistance of nylon plastic: 110 degree C, matte black finish, Made of glass filled nylon plastic, zinc plated steel, molded-in hub. 2-61/128" knob head diameter, 1/2"-13 thread size, RoHS complaint.