Whidden - Case Gauges Mandrel Extended Base size is 4"

Extended Base size is 4" x 11"

Bluetooth Compatible with free App

It even works with the small

Progressive Presses

11 screwdriver bit holders and two cleaning rod holders

Whidden - Case Gauges Mandrel Extended Base size is 4"Whidden Gunworks is pleased to offer Case Gauges to complement your handloading process. The Case Gauges can be used to determine your own rifles headspace and whether or not it falls within SAAMI specifications. Additionally they can be used to determine the headspace of factory ammunition or hand loads and see how they compare with your own chamber. The Case Gauges also can give you information on how to adjust your resizing die to give the optimum