Ultimate Arms Gear Kensight Stake-on Patridge front Sight for Springfield Armory Mil-Spec 1911, 0.080 tenon, green Tritium insert white outline 3/32 Pin Punch Armorers Gunsmith Tool Package Includes: Kensight 870-661 + Ultimate Arms Gear Pro Disassembly 3/32 Pin Punch Armorers Gunsmith Tool Ultimate Arms Gear 3/32 Punch Armorers Gunsmith Tool Designed to Punch Pins. Features a Polymer Handle and Steel Tip for an Ultra Durable High End Tool. Diameter is 3/32 of an inch or 2.5mm.