The BRDE gas block drilling jig O is used to drill Odin adjustable Gas Block 0.750" bore gas blocks for pinning.
Cold rolled carbon steel
Waterjet, manual machined and hand fit opening
Manganese Phosphate finish
#31 drill hole with replaceable insert on one side
Includes 1/4"-28tpi x 3/8" soft point set screw
Includes one #31 jobber drill bit and 1/8" hex key