First-level precision steel tape measure The ruler belt is upgraded and highly wear-resistant Housing upgrade High drop resistance Upgrades and optimizations 1.2 wire carbon steel thickened ruler belt Accurate measurement 0 point correction jaw Environmental protection upgrade High straightness Waterproof Wear-resistant coating ABS anti-drop shell Anti-drop shaft Fixed lock JIS1 level accuracy Ultra HD scale High abrasion resistance, non-reflective, clear reading Matte high wear-resistant tape Carbon steel body is flexible and durable The ruler belt is made of high-quality carbon steel with passivated edges It effectively prevents the cutting of hands and is not easy to deform Resistant to falling and smashing High-strength ABS shell Drop-proof, shockproof, waterproof, dustproof thickened ABS shell Ultra-durable pivot Pulls smoothly and has a long-lasting rebound The use of high-strength memory steel, smooth rebound, long-lasting as new Thickened and widened straps High straightness Brake flexibility/anti-wear durability/high straightness The edges are blunted and do not hurt the hands The edge of the ulnar belt is blunted to prevent cutting the hand Don't be afraid of mud and sand, use it as you like Don't worry about rain, snow, wind and sand, use it boldly and with confidence 0 point correction hook measurement compensation The shrinkage compensation design can eliminate the error caused by the thickness of the hook Drawstring design for portable buckles Sugging/portable for use