Hanging Line Level features high translucent and wear-resistant material, suitable for photo frames, bricklaying, fences and other leveling tasks. Convenient and fast, no battery required, compact and easy to carry, it's a great helper for your projects. Multi-Purpose Spirit Level: Can mark horizontal position by hanging line, or place on object edges in multiple combinations to check and adjust level. V-shaped groove on base provides reliable fixation for round objects like pipes and shafts. Removable Design: Built-in horizontal bubble can be taken out. Use it separately when hanging line accuracy is insufficient or for DIY leveling. Size: Base - 75mm long x 12mm wide; Horizontal bubble - 40mm long x 9.5mm radius. 5 Pieces in one set, the best combination to meet your construction needs, whether for hanging line or placing level.