12 mm dia. nickel-plated brass tube with non-removable screw type air regulator and threaded needle valve flame intensity regulator with serrated brass gas inlet tube (9 mm dia.). Heavy, stable, cast iron base with baked hammertone finish.
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Colonial Scientific has teamed up with the industry leaders, Fisher Scientific and VWR, and now offers their entire product line. Colonial Scientific provides any part from the Fisher Scientific site with a part number.