Brownells Bolt Lapping Tool Threaded Sleeve Mauser Large

Spring-loaded tool gives constant, straight-back pressure to keep bolt lugs square against the receiver while lapping with 600 to 800 grit, silicon carbide abrasive. Provides better results than mere thumb pressure. Interchangeable threaded sleeves fit popular actions listed below. Mfg: Brownells SPECS: 3A 3/4" (9.5cm) long, A 3/4 lb. (340 g). M14/M1A Set sleeve includes large diameter plunger and special lapping handle required for these models. Mauser Large sleeve fits large ring Mauser actions. Mauser Small fits small ring Mauser actions. Savage Small sleeve fits Savage acti