Nylon builder line Diameter:0.6-1.0mm Color:Yellow,Orange and other colors Package:spool. BOLONG–- A Leading ... , building line material : nylon6, PA6diameter :0.60mm—1.5mm color : vivid color upon request, yellow, blue,etc packing :roll,100m/reel, connected ... ,spool,etc feature: stand wear and tear,long lasting, high strength, durable high strength nylon building line for construction