Ratchet screwdriver with compartment for 12 bits ¼ in. slotted: 4.0, 5.0 and 6.0mm. phillips: ph1, ph2 and ph3. torx: t15, t20 and t25. -hexagonal: 3, 4 and 5 mm. magnetic bit holder. bi-component handle with soft grip for high tightening torque transmission. ratchet screwdrivers with 36 teeth allow working smoothly and with a minimum arc of twist to reach the next trigger tooth smooth ratchet strike and three position ratchet mechanism: forward, reverse and next neutral trigger tooth knurled rod provides a firm grip and good finger control for faster turning interchangeable bit storage compartment with button release for quick access.in blister