Lion N2020 type anti-rust nylon blade nylon coated tape measure ,waterproof, anti-rust and wear-resisting, accuracy to ensure the national second class standard. Patent protection of three times the speed of the rolling system, improve the efficiency of three times. Laser security coding. N2020 nylon coated blade is available in 30m and 50m specifications. Lion company pays attention to customer demand, to ensure the quality of products, contact 17695616283.