Needed for build & insuring holes are right dimension!
These bits work great the best yet, and very reasonable especially when most people are taking advantage of this virus crap and robbing people
DRILL AMERICA
This heavy duty jobber length drill bit is the proper size for 7mm barrel pins. The best way to d
DRILL AMERICA
This heavy duty cobalt jobber drill bit is perfect for drilling the front sight and gas block pin
DRILL AMERICA
This heavy duty cobalt jobber length drill bit is larger than the standard 7mm barrel pin. So
DRILL AMERICA
This heavy duty cobalt jobber length drill bit is perfect for initially drilling the barrel pin h
DRILL AMERICA
Good for drilling trunnion holes. This heavy duty cobalt jobber drill bit will last a long time
DRILL AMERICA
3 pack cobalt drill bits for barrel assembly. Includes a 3mm, 5/32, and your choice of 7mm or 17/64
DRILL AMERICA
These are the drill bits I use for drilling gas ports. These will fit into the port and it will g
DRILL AMERICA
For gas port - 5.45 & 5.56 Slightly larger than the standard #48 bit, this is intended to increa
