2 Pack Compatible Upgrade Easy Jig, Modulus Arms 80% AR15/AR10/ .308 Lower Receiver Jig Tooling Kit

// 2 KitsEach Kit Includes:1/4" "ZrN" Coated Solid American Made Carbide, Proprietary Geometry.5/32", 19/64", 3/8" "TiN" Coated Drill Bits, Specifically Made for AluminumWith Our Proprietary Geometry   Upgraded AR15 / AR10 / .308 80% Lower Receiver Jig Tooling Kits. "TiN" Coated high speed steel drill bits, custom cut to our specifications. Compatible with 80 Percent Arms, Modulus Arms and many more lower receiver jigs. Our Jig tooling kits are a SIGNIFICANT UPGRADE  to other tooling kits on the Market.  AGT's proprietary "ZrN" coated solid carbide end mills. Our End Mills have a unique geometry extending tool life. High performance flutes eliminates vibration and harmonics.This design allows heavy chip load per tooth, for maximum material removal in aluminum. "ZrN" Coating for hardness and lubricity. What is"ZrN' Zirconium Nitride coating? CLICK HERE  to see what can it do for you! Replacement End MillsReplacement Drill BitsReplacement Drill Bit Kit How to Build AR-15 & AR-10 .308 80% Lower Video's & Instruction Manuals   //