Burrs left on the inside of the flash hole during manufacturing can cause ignition. This handy deburring tool automatically locates the hole and removes the burr.
The RCBS® Deburring Tool is a specialized reloading tool designed to remove burrs from inside a brass casing's flash hole. These burrs left behind during manufacturing can cause burrs can cause erratic ignition and unreliable performance.
Hornady 398112 Flash Hole Deburr Tool Multi Caliber Steel UPC: 090255705720 - Global Ordnance
Hornady 398112 Flash Hole Deburring Tool 1 Universal
RCBS FHDT Case Pilot Stop, 6.5-mm : Gunsmithing Tools And Accessories : Sports & Outdoors
McJ Tools Reloading Primer Pocket Flash Hole Uniformer (for 0.06 Flash Hole)
Redding Case Neck Gauge Pilot Stop 26 Calibre, 6.5MM for 9/64 Mandrel — Reloading Solutions Limited
RCBS Flash hole deburring tools, RCBS Flash hole deburring tool with case pilot stop. Three different calibies . , 6mm and ,45 cal. R150 EACH. Really great condition, Postnet available in SA @R100.
RCBS Flash Hole Deburring Tool Replacement Rod & Cutter - Precision Reloading
Redding Reloading Small Flash Hole Deburring Tool with 22 cal. Pilot Stop
Primer Pocket & Flashhole Tools - Case Cleaning & Prep - Metallic Reloading - Page 3 - Graf & Sons
RCBS Flash Hole Deburring Tool Case Pilot Stop 30 Cal