A very good quality set containing screwdrivers and vorel bits The screwdrivers and bits were made of high quality CRV 6150 vanade vanade steel Two component plastic handle, which guarantees some held in the hand It has a right/left rotation switch or a total lock Torx bits: T 10, T 15, T 20, T 25, T 27, T 30 Flat screwdrivers: 3, 3. 5, 4, 5, 5. 5, 6 mm PH screwdrivers (Cross): PH 0, PH 1, PH 2, PH 3 PZ Self ): PZ 0, PZ 1, PZ 2, PZ 3 HEX screwdrivers: 2, 2. 5, 3, 4, 5, 6 mm screwdrivers S (square): S 0, S 1 precision screwdrivers: 2 x 50 mm, p H 00 x 50 mm