Features: With molded hooks to enable the level to be hung from a builders line. suitable for bricklaying, plumbing, guttering and tiling. Can be used in conjunction with hanging spirit level. The use of special acrylic and ABS materials, so that it is as clear as crystal, horizontal direction at a glance. Manufactured by Fine workmanship, practical and extremely beautiful High precision, and easy to use, for fast and accurate reading Specification: Measuring range: 10 (mm) Accuracy: 30° Scope of application: picture frame level, site straight line level Package size: 11 * 8 * 2cm / 4.3 * 3.1 * 0.8in Weight: 30 g / 1.1 oz(approx.) Package list: 5 x String Line Level