RCBS NECK EXPANDER DIE .321

One of the main benefits of using RCBS Neck Expander Dies is that they help ensure perfect alignment of the bullet during seating. This is because they are designed to flare the inside dimension of the case neck while leaving the rest of the case body untouched. This ensures that the bullet will be centered and straight during the seating process, which is a key factor in achieving accuracy.
Another benefit of RCBS Neck Expander Dies is that they are made with high-quality materials and precision manufacturing techniques. As a result, they are durable and reliable, and will provide consistent results over time. RCBS Neck Expander Dies are an excellent tool for the serious reloader's bench. Expands the inside of the case neck of your brass casings. Ensures perfect alignment of the bullet during seating. Flares the inside dimension of the case neck while leaving the rest of the case body untouched. Made with high-quality materials and precision manufacturing techniques. Provides consistent results over time.