Equipped with magnetic blocks, this measuring tool effortlessly attaches to iron surfaces and features positioning holes for non-ferrous materials like wood, ensuring reliable performance across various surfaces. With a 19.7-foot automatic recoil rope, this measuring tool offers swift stability adjustments for precise resistance control. The automatic recoil function enhances efficiency, enabling quick balance attainment and maintaining stability during measurements. A must-have for craftsmen and DIY enthusiasts, this retractable measuring tool accurately tests perpendicularity on diverse surfaces such as iron, cement walls, drywall, and wood. Ideal for architectural and decorative projects, it guarantees accuracy and reliability in construction tasks. Simple to operate, this retractable measuring tool ensures accurate measurements by releasing the line at the desired distance from the wall. Effortlessly determine verticality by measuring the gap between the line and the surface, providing reliable results with minimal effort. This automatic stretch wire magnetic measuring tool offers optional specifications to meet varied needs. Featuring a safety lock and positioning pin for secure operation, it prioritizes safety while delivering durability and precision essential for construction industry tasks. Item Name: Measuring Tool Material: Plastic, Steel Features: Easy to Use, Multi-purpose, Long Lasting Size Details: Size: 9.5cm x 6cm/3.74" x 2.36" (Approx.) Cable Length: 600cm/236.22" (Approx.) Measuring Tool Length: 12cm/4.72" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Measuring Tool