HIGH QUALITY ALLOY STEEL SET CONTAINING POPULAR METRIC TAP, DIES AND HOLDERS. SUITABLE FOR CLEANING AND CUTTING NEW THREADS. IN DISPLAY & STORAGE HANGING CASE. CONTAINS: TAP WRENCH, DIE STOCKS, RATCHET TAP, THREAD GAUGE, SCREWDRIVER, 17 TAPS AND 17 DIES. SIZES 3 X 0.5, 3 X 0.6, 4 X 0.7, 4 X 0.75, 5 X 0.8, 5 X 0.9, 6 X 0.75, 6 X 1.0, 7 X 0.75, 7 X 1.0, 8 X 1.0, 8 X 1.25, 10 X 1.25, 10 X 1.5, 12 X 1.5, 12 X 1.75MM, 1/8NPT.