Hornady's 4-blade outside diameter deburring tool removes burrs from case mouths to prepare brass for reloading. Compatible with Lock-N-Load quick-change system.
The Hornady Lock-N-Load 4-Blade Outside Diameter Deburring Tool is an essential component of proper case preparation. When you fire a cartridge, the expansion and contraction of brass creates burrs on the outside diameter of the case mouth—small imperfections that can affect seating consistency and overall ammunition quality.
Deburring is a critical step in the reloading process that many newcomers overlook. Burrs on the case mouth can cause:
By removing these imperfections, you ensure that each round you load meets the same exacting standards.
If you already own a Hornady Lock-N-Load hand tool, this deburring tool simply clicks into place—no need for separate handles or complicated setups. It's efficiency in reloading.