This die stock helps you overcome damaged bolts and threads. Specifications:Material: Tool Steel and Alloy SteelSurface Treatment: ElectrodustingFit Die Size: 38*14mm/1.5*0.55 inch(Dia*W)Fit Capacity Size: M12-M14 / 24mm-38mmOverall Length: 305mm/12.0inchHandle Length: 115mm/4.53 inchHandle Diameter: 10mm/0.39 inchFeatures:5-screw design to fix the dies.Die Stock, also called die handle are for use in round dies only.This die stock is for using with a 38mm outside diameter split die. It features screws that allow you to compress the die to take off more material (if the thread is too tight) and alternatively a screw that allows the die to spread open, which allows you to cut or damaged barPackage Includes:1 X Round Die Stock.