Compatibility: Magnetic bit holder is only for Milwaukee M12 GEN3 (no impact driver included). Make sure you get the right version for the model drill you have. Perfect Design: Made of high-quality strong plastic and magnets, it will withstand heavy use and constant use. The attached mounting screws can firmly fix the bracket in the groove without adding unnecessary bulk or hindering its performance. Strong Magnetic: Each bit storage spot has a magnet at the base, which works great to hold the bits securely in place. The little magnet on the side is perfect for keeping a few screws when working. Save Time: Each drill bit holder can store 3 standard bits and 3 longer bits. It allows you to easily exchange between different bits. You don't have to climb down, find your drill case, get the bit, and reclimb the ladder. Easy to Install: Mount this drill bit organizer on the right side of your drill with the attached screw. Magnetic bit holder is a must-have tool accessory for any DIY enthusiast or professional. Color: As Shown Material: Plastic Package Contents: 2 x Magnetic bit holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.