Lee .309 Bullet Sizer and Punch
The Lee .309 Bullet Sizer and Punch sizes cast bullets to a precise .309 inch diameter and also seats and crimps gas checks.
Designed for a range of .30 caliber cartridges including the .30-06 Springfield, .30-30 Winchester, and .300 AAC Blackout, this tool ensures consistent bullet dimensions for optimal performance.
Sizing cast bullets to match the barrel’s groove diameter helps achieve better accuracy and reliability. Always verify your rifle’s groove diameter to select the appropriate bullet size for optimal fit and performance.
| Cartridge Compatibility | Function |
|---|---|
| .30-06 Springfield | Sizes and seats bullets |
| .30-30 Winchester | Sizes and seats bullets |
| .300 AAC Blackout | Sizes and seats bullets |
FAQ
Can this tool be used for all .30 caliber cartridges?
Yes, it is compatible with .30-06 Springfield, .30-30 Winchester, and .300 AAC Blackout cartridges.
Does the tool size bullets to match the barrel’s groove diameter?
Yes, the tool sizes cast bullets to .309 inch diameter, which should match the groove diameter of your rifle for best performance.
Can it seat and crimp gas checks?
Yes, the Lee .309 Bullet Sizer and Punch is designed to seat and crimp gas checks in addition to sizing bullets.

Ryan Black –
Used this tool to size cast bullets for my .30-06 rifle. The process is smooth and the bullets come out consistently sized. The gas check seating worked well too. Good precision and reliable performance.
Kimberly Smith –
Works well for my .30-30 Winchester. Bullets are uniform in diameter and fit the barrel properly. The punch function is solid and easy to use.
Grace Newman –
Perfect for maintaining consistent bullet sizes. I’ve used it with both cast and factory bullets. The tool is durable and the results are repeatable.