Lees 38 Special / 357 Magnum Pistol Breech Lock 3-Die Set includes colored Smart Lock bushings for easy die identification, Carbide Full Length Sizing Die, Bullet Seating Die, Powder Thru Expanding Die, Universal Shell Holder, Powder Dipper and Instructions/Load Data. The 38 Special die set may be used to reload for the 357 Magnum and 357 Maximum. Would have to back out the Powder Thru Expander Die, and the Bullet Seating and Crimping Die about two turns to compensate for the longer 357 Magnum case, additional adjustments needed for 357 Maximum. Load data for the 357 Mag and 357 Max are available in Modern Reloading.