Convenient storage bag The 22in1 ratchet screwdriver bit set is paired with a lightweight, compact storage bag for easy transport and spaceefficient storage. Bits for various tasks Includes a versatile selection of replacement bits suitable for complex and narrow spaces. Ideal for use at home, in the garage, office, apartment, car, dorm, on bikes, electronics projects, and more. Secure and efficient Builtin strong magnet provides reliable adsorption when inserting bits into the extension rod or handle, helping prevent bits from falling out during use for a safer, more efficient experience. Screwdriver head The screwdriver head is crafted to deliver a tight bite for accurate screwdriving tasks, enhancing overall effectiveness. Practical applications Assembling furniture or performing electronics repairs at home or in the office. Car, bike, or automotive maintenance in tight or awkward spaces. DIY projects in dorms or apartments and electronics prototyping or work.