Fit Capacity Size: M3-M4 / 11.5mm-20mm; Material: Zinc Alloy&Carbon Steel; Fit Die Size: 20x5mm/0.79x0.2 inch(Dia*W)Overall Length: 174mm/6.85 inch; Handle Length: 62mm/2.44 inchHolds round die with 4 adjustable screws to fix the dies.Circular Die Wrench-for making new threads, taking off additional material or when the thread is so badly damaged.Package Includes: 2 X Round Die Stock Handles.
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