The Lee Pro 4 20 Lb Furnace is a great furnace for any sinker, jig or bullet caster looking for a solid reliable furnace without breaking the bank. The Pro 4 features an extra-large 4" diameter pot with generous 20 lb capacity, a long life 700-watt tubular heating element to assure quick melting and rapid recovery and a remote sensing thermostat. The convenient, bottom-pour design features a micro adjustable flow control valve which can be fine-tuned with a screwdriver. The front-mounted replaceable valve spout allows instant reseating. 4" of clearance under the spout is large enough to accept all brands of bullet molds and most sinker molds, while the included adjustable mold guide allows the caster to fine tune mold placement. Technical Information:Capacity: 20 lbs Voltage: 110 Volt Pot Diameter: 4" Wattage: 700-Watt Melt Time: 20-30 minutes to melt lead at 600 degrees F Function: Melt and blend lead and alloys for bullet casting