Engineered for precision and longevity, Lyman's improved sizing dies utilize a 90-degree lube hole configuration to enhance lubricant flow, especially when using hard, high-viscosity bullet lubes commonly favored by modern reloaders. The dies feature a tapered mouth for smooth feeding and a hardened interior to maintain bullet alignment and consistent sizing. Each die is dimensioned to match caliber-specific standards for the most widely used pistol and rifle cartridges. To complement this, Lyman's top punches are individually machined to the exact profile of your bullet's nose, ensuring it seats without any distortion-a critical factor for maintaining accuracy and bullet integrity.

• Constructed with high-grade hardened steel for maximum strength and resilience
• The tapered mouth design improves feeding and reliability in your firearm
• 90 degree lube holes facilitate optimal lubrication for smooth mechanical operation
• Compatible with RCBS punches for versatile reloading options