Product Description MS self-locking strong magnetic metric inch digital tape measure is a high-quality tape measure with single-sided scale for short distance measurement, beautiful appearance, accurate measurement, waterproof, rust-proof and wear-resistant tape measure, clear scale, ABS thick rubber coating, with double Strong head magnet, etc.============= 1. Anti-scratch and waterproof nylon membrane2. Printing paint treatment3. Electrophoresis anti-rust treatment4. Quenched high carbon steel============ Product desciption KOMAX is an industrial-grade high-quality tape measure with accurate measurement of grade 1 accuracy, beautiful appearance and reliable quality. If you need it, you can buy it with confidence!========= Purchase Note The 1.70 series are compact tape measures. The same size it is smaller and easier to carry. This series is a single-sided white tape measure. No self-locking function, manual locking is required, no double-headed strong magnet.2. XM series has double-headed strong magnet with self-locking function, double-sided white ruler tape, high-strength shell, and soft rubber design.=========== Product detail 1. Single-sided, double-sided thickened tape, accurate scale, smooth pulling2.1-level precision measurement is accurate and can be adapted to more places3. The surface is matte and non-reflective, the scale is clear and not easy to wear, and the micro U-shaped ruler surface4. Special anti-rust treatment, high-quality carbon steel========= After-sales service If you find product quality problems,