The LEE 92423 is a premium reloading die set for the .300 Weatherby Magnum. It features Lee's Micrometer Full-Length Die Set which provides infinitely adjustable micrometer control and an accurate dead-length bullet seating depth.Includes : Full-Length Sizing Die: Returns brass cases to SAAMI factory dimensions ensuring smooth and reliable chambering. Micrometer Seater Die: Features a floating bullet guide and a laser-engraved micrometer thimble to make precise seating adjustments down to (frac{1}{1000}) of an inch. Shell Holder: Custom-fitted for the .300 Weatherby Magnum. Powder Funnel & Load Data: Basic reloading instructions and load data