Tape Straight Line Marking: Floor marking machine allows you to simultaneously apply two parallel lines quickly and easily from standing position. There is a pointer in the center of the front wheel of the machine. Point the needle on the line drawn before and follow the line. Say good bye to back pain caused from bending over while applying tape to the floor. Besides, to paint the masked line using a roller, which eliminates overspray. Easy To Use: After receiving the court line tape machine, simply install the wheels. Put the tape, and with the circle drawing tool, you can easily draw the shape and required dimensions you want. The line striping machine can marking straight line, semicircle and circle(with radius within 7m). In arc or circle, there is a screw between the front wheels to adjust the camber. Adjustable Width: Hand push floor marking tool handle height is 80cm, the single wheel is 14cm, and the total width is 31cm. When using a single roll, the maximum width of the tape is 14cm. When using 1cm tape, the spacing can be adjusted from 4-28cm. When using 2cm tape, the spacing can be adjusted from 4-26cm. There is also a long pointer to follow your chalk line. Sturdy And Durable: Made with a stainless steel body and high-quality rubber roller, this tape marking machine is built to withstand heavy use. Its sturdy construction ensures durability and longevity. Wide Application: The tape line marking tool can be used in basketball,badminton court,parking lot,warehouses, gyms, government buildings and more.Increase safety for workers and drivers by properly marking restricted areas, speed zones and hazard areas throughout entire facilities.