Ultimate Arms Gear Kensight Rear Sight with Novak LoMount Cut Recessed Blade Springfield Armory, Colt, Wilson Combat, STI International, Les Baer Custom, Rock River, Dan Wesson 1911 Pin Punch Tool Package Includes: Kensight 860-616 + 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.