Durable and robust: Made of steel for long-lasting use. Easily draw straight lines, curves, and circles with adjustable line width from 5 to 15 cm. Convenient design: Equipped with rollers for smooth marking. Adjustable push rod allows standing operation, reducing fatigue and improving efficiency. Perfect line marking: Offers high accuracy and precision for clear lines on new lawns or existing sports fields. Easy to use: Mark up to 100 lines per minute for quick, clear, and effortless line drawing. Wide applications: Ideal for basketball courts, badminton courts, parking lots, warehouses, and stadiums. Enhances safety by clearly marking restricted areas, speed limits, and danger zones.