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excessive clearance between the firing pin and its bore in the bolt(passive) are caused byPierced primers
Also the firing pin tip could have been regroundto preventpiercing of the primers
enough pressure and resultant primer flowto causeprimer piercing with CSB-6
when dullingto preventprimer piercing
shotshell flash holesto preventpiercing through the primer
ableto causepierced primer
to cut my loadsto preventprimer piercing
to use the CCI 450 primer in the BR cases because of thatto preventprimer piercing and flow
dovetailed in a bar across the breechface with smaller firing pin holeto preventprimer cratering or piercing
the DDNP ... so it tends to push a large primer out much harder than lead styphnate does , soto preventprimer piercing
primer craterscan ... causeprimer piercing
to firing pin or bolt face erosioncan leadto firing pin or bolt face erosion
on warm ways with safe loadsresulton warm ways with safe loads
usuallyresultusually
a little erosion to the pinshave causea little erosion to the pins
from unsafe chamber pressuresare causedfrom unsafe chamber pressures
the problemcausedthe problem
a wide range of resultscan causea wide range of results
from this stupidityresultingfrom this stupidity
serious damage to the firearmcan causeserious damage to the firearm
a very thin spot of soft metalcreatinga very thin spot of soft metal
damage to the firearm or worse , expel gas and particulate matter through the firing pin channelcan causedamage to the firearm or worse , expel gas and particulate matter through the firing pin channel