[Easy to carry] The small bubble set is equipped with a storage box, which can be very good to store these mini tools of small, besides, it is also very convenient to carry anywhere you need. [ Magnetic Pocket ] The bottom has a magnetic device that can be adsorbed on iron products, freeing hands and making it more convenient to measure. [High Accuracy] High-precision measuring bubble tool, placed on the surface of the object in horizontal direction to give you accurate measurements. The horizontal bubble is clearly visible. [Wide Application] The pocket set contains four different types of magnetic pocket, T, string line and circle respectively. The scope of application is particularly wide, it can be used for woodworking, adjusting the one in the photo. RVs, camping, telescope, furniture, trailers, tripods, camera equipment, etc. [T] The bubble T helps you adjust the position of the photo so that it hangs properly on the wall. The small one also has two screws to nail into the wall to ensure that the two drilled holes are at the same ., Weight: 0.42549216566 pounds, Manufacturer: Deger