The appropriate hardware and tools are essential for the precise and efficient rebuilding and repair of Smith & Wesson rear sights. This kit includes all necessary components - windage nuts, windage screws, a rear sight plunger, a rear sight plunger spring, a rear sight elevation stud and a rear sight spring clip. Additionally, the kit provides specialized tools for the correct installation of these parts. The S&W sight nut spanner is a distinctive Magna-TIp bit designed to fit the windage nut that secures the rear sight leaf. The kit comprises key components for Smith & Wesson rear sight repair, including windage nuts, screws, a plunger, plunger spring, elevation stud, and spring clip The specialized tools include the S&W sight nut spanner and the S&W sight staking punch, designed for secure installation and precise adjustments Engineered for universal compatibility with Smith & Wesson handguns, this Brownells product features robust S2 tool steel construction and a black oxide finish