Hornady Neck Turn Mandrel 7mm .2813 brand_-Cold Steel tarnish and carbon residue left

tarnish and carbon residue left on cases can transfer to sizing dies and chambers

and it's confirmed compatible with the Pulsar Thermion thermal riflescope range

Includes Elliptical Expander

practical reference to keep close at hand through the early stages of ownership and beyond

and the calibre-specific boattail geometry is matched to this weight to maximise ballistic coefficient

Hornady Neck Turn Mandrel 7mm .2813 brand_-Cold Steel tarnish and carbon residue leftThe Hornady Neck Turn Mandrel in 7mm (. 2813) is a precision replacement and calibre specific component for use with the Hornady Neck Turning Tool. The mandrel fits inside the case neck during the turning process, providing internal support as the cutter shaves the outside neck wall to a consistent thickness. Uniform neck wall thickness reduces variation in neck tension, which in turn improves concentricity and helps brass seat bullets more