1/4" 3 Flute, 3/4" LOC, 4" OAL "ZrN" Coated Carbide End Mill, For 80% AR15/AR10/.308 Lower Receiver Jigs, Compatible with Easy Jig, Modulus Arms

Includes:
1 ea. 1/4 - FL - 3/4" LOC - 4" OAL "3rd Generation ZrN" Coated Solid Carbide End-Mill

Compatible SIGNIFICANT UPGRADE for Modulus Arms, 80 Percent Arms, and will work with most lower receiver jigs.
Our End Mills are"ZrN" coated for hardness and lubricity and 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.

What is"ZrN' zirconium nitride coating? CLICK HERE  to see what can it do for you!