Flash-Hole Fixer – How to Clear Flash-Hole Obstructions

March 27, 2022 This will look like a thin crescent at one end of the flash hole (see photograph). To identify any pieces that have a partially-obstructed flashhole, you should inspect all new brass before loading. It is a good idea remove any flake or thin crescent that may have formed during the flash-hole formation process. It is not necessary to ream a flash-hole larger in diameter because it is already centered. You only need to remove the small obstructions. You can do this quickly and inexpensively with a small pin vise.
People have asked if there is a tool to remove obstructions from a Lapua small BR-sized flashhole without having to open the hole. 1.5mm is the Lapua PPC/BR flashhole. This works out to 0.059055?. Most PPC/BR flash-hole uniforming instruments on the market use a 1/16″?. The nominal size of the PPC/BR flash-hole uniformizing tools is 0.0625?. However, these can run up to 0.066?. eHobbyTools.com offers a 1.5mm drill bits, item 79186, for $0.99. This drill bit matches exactly the Lapua flash holes. Another vendor sells a #53 pin vise drill bits that measures.0595? Or.060? (depending on source). A 0.0595? It is close enough. It is close enough. The 073000 Reamer is similar to the 07-3081 unit that can make large flash holes. It works from the outside so it can index the primer pocket. It costs $29.99 and can ream to.0625?. 1.5mm is the standard dimension for Lapua 220 Russian flash holes and 6mmBR flash hole. This tool can accommodate standard-size decapping rods up to.0625? tips to be used without binding Redding and Forster both supply.057? decapping pins for their BR and PPC dies. Unless you want uniformity, it is not necessary to ream the Lapua BR/PPC flashholes. However, it is a good idea for BR/PPC flashholes to be reamed before loading the first case. Sometimes, a tip may be too large. Sometimes a tip comes through that is too large.