Sons of Liberty Gun Works Armorer’s Punch Set A very comprehensive punch set that covers everything you need to work on your AR-15 or M4. This punch kit includes the following: Flat Tip Punches in 1/16”, 1/8” and 5/16” Roll Pin Starter Punches in 1/16”, 5/64”, 3/32” (modified for bolt catch installation), 1/8” Roll Pin Punches in 1/16”, 5/64”, 3/32”, 1/8” a Pivot Pin Detent tool, A Bolt Catch Removal tool, a non-marking delrin utility tool (2) S7 tool steel staking punches (one narrow tip, and one wider tip) for ideal staking of steel receiver endplates 100% made in the USA and lifetime warrantied.