Beretta Choke Tube Wrenchw/ Brass Thread Chaser 12Gauge Black. This combination Choke Tube Wrench and thread chaser from Beretta is the perfect way to properly maintain the choke system on your Beretta shotgun. The Beretta 12 Choke Tube 12 Gauge Thread Chaser Wrench is made with a durable steel body with brass thread chaser and thread protector cap. Specifications for Beretta Choke Tube Wrench w/ Brass Thread Chaser: Manufacturer: Beretta Gauge: 12 Condition: New Features of Beretta Choke Tube Wrench Tool w/ Thread Chaser: Durable steel body Brass thread chaser and thread protector cap Does not work with the HP chokes Package Contents: Beretta Choke Tube Wrench w/ Brass Thread Chaser Beretta E00333: Choke Tube Wrenchw/ Brass Thread Chaser 12Gauge Black