Lyman Master Gunsmith Tool Kits provide all the bits needed by gunsmiths and all those who work on firearms. Lyman Master Gunsmith Tool Kit comes with bits for slotted screws, hex screws, 6-lobe screws, and Phillips screws and also includes a weaver scope ring bit, Glock front sight bit, 1911 grip bushing bit, as well as .062″, .093″ and .118″ pin punches.