Interested in building your own AR-15? Here are some tools your need, and some that will help.
Link
Kit : https://www.ar15.com/content/guides/assembly/lower/lowerKit.gif
AR-15.com step by step guide :https://www.ar15.com/forums/t_3_4/226782_Assemble_your_own_LOWER__UPPER__FREE_FLOAT__TRIGGER__GAS_BLOCK___Step_by_step_instructions_.html
Brownells vids, excellent help: https://www.brownells.com/.aspx/lid=11004/learn/
Post time: Jun-23-2017