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8mm Cal. Throater (.318″ groove dia.)
$32.00NOTE: No gauges are available for shipment with this reamer.
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Plug Gauges for Forcing Cones in Revolver Barrels
$6.00By simply slipping the Plug Gauge into the barrel throat, it’s possible to tell at a glance when you are approaching the correct diameter. Warns you before you go too far. Also valuable as a diagnostic tool for guns brought in with accuracy complaints, (designed for chamfers cut with our tools – may not give…