5 pieces of twist drills (5.2 mm / 6, 3mm / 8.3 mm / 10.4 mm / 12.4 mm) 5 piece taps (M5 / M6 / M8 / M10 / M12) 5 pieces screwdriver for thread inserts 5 pieces tang breaker 100 pieces threaded inserts: 25 pcs each. M5x0.8 mm / M6x1.0 / M8x1.25 / M10x1.5 10 pieces threaded inserts M12x1.75 mm