Features: 1. Highly transparent outer box, good visibility. 2. Flip cover design, eight magnet adsorption, the bit is placed in the card slot, easy to pick and place. 3. The magnetic adsorption of the batch head makes it easy to disassemble and assemble. 4. Comes with a button switch to prevent the wrong operation of pressing the button, the button is stepless speed regulation, and the The strength and speed are arbitrarily selected. 5. Magnetic Adsorption Bit 6.4 LED lights, provide enough light points 7.28 bits made of high-hardness S2 alloy, 45mm length, to meet various deep holes and unscrewing in obstacle position. 28 pieces in 1 set: The 24 bits Bits size: PH000,PH00,PH0,PH1,PH2 1.5-,2.0-,3.0-,4.0- T2,T3,T4,T5H,T6H,T8H,T10H,T15H H1.5,H2.0,Y1,U2.6, 2.3, 0.8, 1.2