When precision and accuracy are paramount, the Lyman. 375 H&I Sizing Die stands out as a top choice for firearm enthusiasts. This high-quality sizing die is engineered with a tapered mouth and a hardened interior, ensuring perfect alignment for a flawless cylindrical shape. Its unique design features 90-degree hole spacing, a feature that facilitates easier bullet lubrication, even with the use of today's more rigid lubricants. Ideal for both professional and amateur gunsmiths, this. 375 H&I Sizing Die from Lyman offers superior performance and durability, making it an essential tool for any reloading bench.