Round Die:Thread Size: M14 x 1.5Outside Diameter: 38mm / 1.5"; Thickness: 14mm / 0.55"Material: Alloy Tool SteelDie Stock:Size: 38mm x 13.5mm / 1.5" x0.53" (D*H); Fit Die Size: M12-M16Overall Length: 305mm / 12"; Handle Diameter: 10mm / 0.39" Material: 45# Carbon SteelPackage Included:1pcs x Die Stock Handle Wrench, 1pcs x Round DieDescriptions:The round die is suitable for re-threading existing threads in hard materials like metal, or making new threads in soft material like plastic. Used for threading mild steel, aluminum, stainless steel, cast iron, alloy steel and carbon steel. Fit for general purpose threading, and for maintenance and repair work. Conical locking hole, strong locking and not loose. The round die has good abrasion resistance.