RK50-SP-1-M4 – M4 Mandrel for RK50-SP tool Posted on January 23, 2026 Mike Wayte Login to see prices RK50-SP-1-M4 – M4 Mandrel for RK50-SP tool FOB NJ SKU: RK50-SP-1-M4 Categories: Industrial Rivet, Rivet Nut, Tools Description Description RK50-SP-1-M4 – M4 Mandrel for RK50-SP tool FOB NJ Related products RK-22 RIVET NUT HAND TOOL UNIFIED THREAD Login to see prices RK787-NP10-3816 787 nosepiece for 3/8-16 Login to see prices RK777-2 Login to see prices 20012 Replacement Engraving Bit for MP150i or CH Hanson Item# 20000 Login to see prices