Lyman Pro Universal Case Flare Die 38 Spec/357 Mag Silver. The long tapered expanding plug allows you to adjust for just the right amount of case flair to properly position a bullet for seating. The Lyman Pro Case Flare Die is also made of corrosion resistant stainless steel which protects it from rust and keeps it looking like new for a lifetime of use. Specifications for Lyman Pro Universal Case Flare Die: Manufacturer: Lyman Color: Silver Fabric/Material: Stainless Steel Package Contents: Lyman Pro Universal Case Flare Die Lyman 7701109: Pro Universal Case Flare Die 38 Spec/357 Mag Silver