{"product_id":"redding-precision-expanding-mandrels-33-8-6mm","title":"Redding Precision Expanding Mandrels (.338\/8.6mm)","description":"\u003cp\u003eRedding Precision Expanding Mandrels (.338\/8.6mm) let handloaders control case-neck I.D. and neck tension by sizing the inside of the case neck to a precise mandrel diameter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMachined on CNC lathes and heat-treated for dimensional integrity and long-term durability.\u003c\/li\u003e\n\u003cli\u003eMandrels are machined from high-quality tool steel, then hardened and precision-ground to the final diameter (size marked on the head).\u003c\/li\u003e\n\u003cli\u003eAvailable in .0005\" diameter increments ranging from .0005\" through .0030\" below nominal bullet diameter to fine-tune neck tension.\u003c\/li\u003e\n\u003cli\u003eDie body and mandrel have unique angled alignment surfaces for correct alignment when assembled and secured with the threaded retention plug and lock ring.\u003c\/li\u003e\n\u003cli\u003ePrecision Expanding Die ships factory-assembled with one mandrel that is .0010\" below nominal bullet diameter for each caliber (22–338); other mandrel sizes are available separately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese mandrels provide a precise, adjustable method for setting neck tension and maintaining consistent inside neck dimensions when used with the matching Precision Expanding Die. The size-marked, precision-ground heads make selection and identification straightforward during reloading sessions.\u003c\/p\u003e","brand":"Redding","offers":[{"title":".3350","offer_id":54454397534492,"sku":"21554","price":66.0,"currency_code":"AUD","in_stock":false},{"title":".3355","offer_id":54454397567260,"sku":"21553","price":66.0,"currency_code":"AUD","in_stock":false},{"title":".3360","offer_id":54454397600028,"sku":"21552","price":66.0,"currency_code":"AUD","in_stock":false},{"title":".3365","offer_id":54454397632796,"sku":"21551","price":66.0,"currency_code":"AUD","in_stock":false},{"title":".3370","offer_id":54454397665564,"sku":"21550","price":66.0,"currency_code":"AUD","in_stock":false},{"title":".3375","offer_id":54454397698332,"sku":"21549","price":66.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/0835\/1516\/files\/Mandrel_Right_0021-scaled.jpg?v=1787210782","url":"https:\/\/www.magnumsports.com.au\/products\/redding-precision-expanding-mandrels-33-8-6mm","provider":"Magnum Sports","version":"1.0","type":"link"}