2C PRO Gas Block Drilling Jig C (0.625" Bore BCM)

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The BRDE PRO gas block drilling jig C is used to drill  BCM 0.625" bore gas blocks for pinning.

Cold rolled carbon steel
Waterjet and CNC machined opening
Manganese Phosphate finish
#31 drill hole
Includes 1/4"-28tpi x 3/8" soft point set screw
Includes one #31 jobber drill bit and one 1/8" hex key


Please email me for PDF instructions.