Obsidian Arms AR-15 Complete Armorer's Punch Set 12-Piece. This set has all of the punches and specialty tools to assemble and disassemble an AR-15 upper and lower including all its sub components. Included with the tools is a high quality canvas roll up pouch for quick and easy storage. This complete set has a life time warranty if you break it we replace it. Specifications for Obsidian Arms AR-15 Complete Armorer's Punch Set: Manufacturer: Obsidian Arms Size: 1/8 Color: Black Finish: QPQ Fabric/Material: 4140 Steel Gun Make: AR Platform Gun Model: AR-15 Length: 4.5 in Weight: 0.7 lb Country of Origin: USA Features of Obsidian Arms AR-15 Complete Armorer's 12-Piece Punch Set Professional set of twelve punches and tools 4140 alloy steel is heat treated for the right hardness and durability QPQ finished for a rust-preventative coating Set also includes a high quality made in specialized factories Canvas Roll Up Pouch for easy storage or hanging Delrin Punch for starting trigger and hammer pins as well as pushing out take down and hinge pins. Small Drift Pin for positioning the trigger and hammer in a lower for easy installation. Pivot Pin Detent Tool Canvas roll up pouch Package Contents: Obsidian Arms AR-15 Complete Armorer's 12-Piece Punch Set 1/16in Roll Pin Starter Punch 1/16in Roll Pin Punch 5/64in Roll Pin Starter Punch 5/64in Roll Pin Punch 3/32in Roll Pin Starter Punch 3/32in Roll Pin Punch 3/32in Bolt Catch Removal Punch 1/8in Roll Pin Starter Punch 1/8in Roll Pin Punch Canvas Roll Up Pouch What firearm models does the manufacturer say Obsidian Arms AR-15 Complete Armorer's Punch Set is compatible with? The manufacturer suggests that Obsidian Arms AR-15 Complete Armorer's Punch Set is compatible with AR-15Obsidian Arms OA-APS-15-12: AR-15 Complete Armorer's Punch Set 12-Piece