The RCBS Lube-A-Matic Top Punch .556 is a machined top punch designed for use with Lube-A-Matic style bullet sizers. It is made to match the bullet nose shape precisely to minimize deformation during the sizing and lubricating process. The punch fits established lube-sizer platforms for dependable performance in a home reloading environment.
Key Specifications
- Designed for a .556 nose profile for compatible bullets.
- Functions as a top punch for Lube-A-Matic style sizers.
- Fits the RCBS Lube-A-Matic bullet sizer/lubricator and the Lyman 450/4500 lube sizer.
- Proven to eliminate nose deformation during reloading operations.
- Machined to fit the bullet nose shape exactly for consistent results.
- Constructed from quality materials with attention to craftsmanship.
- Intended for home reloading and bench use.
- Offers an affordable option for replacing or upgrading a top punch.
Engineered for practical, real-world reloading tasks, this top punch helps maintain bullet profile and consistency through precision fit and reliable construction. Its compatibility with common lube-sizer platforms and focus on reducing deformation make it a useful addition to a reloader’s toolkit, streamlining the sizing and lubricating steps with dependable results.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




