Colt Screwdriver Sight Tool Gunsmith Colt Brass Pistols Revolvers Bore Gauge Set


Colt Rifles Bore Gauge Gunsmith Brass Double Side Caliber Millimeter Gauge Bore

Colt advertising steel screwdriver key fob.. Prancing Colt engraved on one side.  
The other side has the Colt logo with pistols revolvers engraved around the edges. 
This is a new item which has been made to look old.

Colt Rifles Bore Gauge Gunsmith Brass Double Side Caliber Millimeter Gauge Bore

Have a mystery Bore you just can't seem to figure out? 

Here is a Brass caliber and millimeter gauge with Colt logo and blackened antique finish.  This Gauge is 2 sided and is 3 1/2” Long. 
One side is for Revolvers/Pistols and Rifles, the other is for Shotguns.
Simply insert into the barrel and there ya go.




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