80LOWER.ORG LOWER JIG TOOLING KIT Kit is compatible with Jtactical

Kit is compatible with Jtactical

3/8" "TiN" Coated Drill Bits

Our end mill is a SIGNIFICANT UPGRADE  to the end mill you are currently using

Check out our many "how to build" instructional Video's and Manuals

J Tactical Lower Receiver Jig Kit

80LOWER.ORG LOWER JIG TOOLING KIT Kit is compatible with JtacticalKit Includes 1 8", 5 32", 5 16", 3 8" "TiN" coated drill bits Our Kits are a SIGNIFICANT UPGRADE to any kits on the market. AGT's "TiN' coated (Titanium Nitride) high speed steel drill bits were specifically designed for drilling # 6061 and # 7075 aluminum. Don't be "FOOLED" by our competition selling drill bits (with fancy names) coated with coatings not made for drilling in aluminum. What is "TiN" Titanium Nitride? LEARN MORE