The Forster bushing bump neck die kits enable precision reloaders to meticulously control the tension applied to the necks of their cartridges. Each kit includes a hand-polished sizing die that is precisely matched to the caliber of your firearm, along with three hand-selected bushing sizes chosen by Forster staff. Each bushing is finely machined to achieve a smooth internal finish. A high-quality, hand-polished Forster bushing bump neck sizing die designed to match the caliber of your firearm Three meticulously curated standard bushing sizes, expertly selected by Forster's technical team All bushings are precisely machined to achieve an interior finish that is exceptionally smooth