Have a clamp style lamp base and want a permanent base instead? This sturdy lamp base mounts directly to the work bench. It is secured with three screws and washers, which are included. Fits lamps 821-5002, 821-5003, 821-5052, and 821-5055.
The base measures 2-3/4" diameter x 2" height, hole 1/2" diameter and made of cast iron.