Ultimate Arms Gear AR15 AR-15 M4 M16 Gun Rifle 5 pc Carbon Steel Gunsmithing Steel Pin Punch Center Disassembly Tool Set Kit with Nylon Holding Pouch Sizes: 1/16&rdquo;, 1/8&rdquo;, 5/32&rdquo;, 3/16&rdquo;, 1/4&rdquo; This Complete Set Will Give You The Precise Punch Tools To Assist with Your AR15. Manufactured to Punch Out Roll Pins for Re-Use. Sizes: 1/16, 1/8, 5/32, 3/16, 1/4. Made of Alloy Steel. Well Proportioned, Hardened and Properly Tempered. Have a Knurled Finger Grip. Special Round Nose Punches Make Quick Work of those Stubborn Roll Pins Easy.