STURDY MATERIAL: Marking Tools are made of steel, can draw straight lines, curves and circles, line width can be adjusted between 5-15cm EASY TO GET STARTED: When using the line marking machine, you can mark up to longer lines per minute. This line marker allows you to create lines quickly, clearly and easily with markers CONVENIENT DESIGN: Hand-push line marking machine with wheels for smooth and precise marking, adjustable push rod, no to bend down when using the line marking machine, you can stand to work, thus reducing physical exertion and improving work efficiency PERFECT MARKING: The line marking machine has high accuracy and precision, which is perfect for drawing clear lines brand new lawns, or retouching existing sports field lines WIDE APPLICATION: Whether you are marking parking lots, factory workshops, roads, warehouse storage areas, yellow lines, football fields, tennis, rugby, cricket fields, you can easily complete it