Ultimate Arms Gear AmeriGlo Hackathorn Sight Set GL-435 Glock 42 Green tritium Orange Round Outline FRONT, Black REAR 3/32 Punch Tool Package Includes: AmeriGlo GL-435 + Ultimate Arms Gear 3/32 Disassembly Pin Punch Armorers Gunsmith Tool Ultimate Arms Gear Pro Disassembly 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.