Lee Full Length Sizer Dies are built to last a lifetime and are great at producing factory like ammunition. Lee Precision has been manufacturing high quality, affordable reloading equipment since 1958. The Lee Sizing die is no exception. These steel sizing dies require the use of a quality resizing lubricant. Shellholders sold separately. Note: 7.62x39mm, product 316-656, ships with the 0.310″ Easy X expander