{"product_id":"lee-30-378-weatherby-factory-crimp-die","title":"Lee Precision Factory Crimp Crimp Die 30-378 Weatherby Magnum","description":"\u003cp\u003eLee 30-378 WEATHERBY MAGNUM [1 1\/4-12 thread] Factory Crimp Die (custom over-run) crimps the bullet in place more firmly than any other tool. Tests demonstrate that even bullets which have no crimp groove will shoot more accurately. A firm crimp improves accuracy because pressure must build to a higher level before the bullet begins to move. This higher start pressure insures a more uniform pressure curve and less velocity variation.\u003c\/p\u003e","brand":"Lee","offers":[{"title":"Default Title","offer_id":46446435205251,"sku":"LEE91250","price":38.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/5128\/2819\/files\/97406.jpg?v=1772034445","url":"https:\/\/grafs.com\/products\/lee-30-378-weatherby-factory-crimp-die","provider":"Graf \u0026 Sons","version":"1.0","type":"link"}