A very good quality set containing a ratchet screwdriver and bits of the Vorel brand The bits are made of high quality Cr V 6150 chrome vanadium steel The handle is made of two-component plastic, which&oac;re guarantees a secure hold in the hand It has a clockwise/anti-clockwise rotation switch or a complete locking mechanism Package contents:• Flat: 3, 3. 5, 4, 5. 5 mm• PH (Phillips): PH 0, PH 1, PH 2, PH 3• PZ (Phillips): PZ 1, PZ 2• TORX: T 5, T 6, T 7, T 8, T 9, T 10, T 15, T 20, T 25, T 27• Sockets: 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 mm• extension 50 mm