Perfect for marking straight lines on surfaces in workshops , construction sites , or art studios , smudges resistant and long time inks Produced with a , lightweight body and a user friendly slide open inks chamber , this tool ensures permanent inks lines that resist stain and scratches for repeated use precise and portable marking with the automatic inks marker featuring a high strength nylon line and a auto closing spring loaded spools for effortless alignment in various applications The enclosed spring loaded spools holds 15 meter of inks coated nylon line , while the ABS construction ensures leakproof operations and easy maintenance Ideal for professional and hobbyists in woodworking , metalworking , electrical work , and intricate craft projects requiring accurate guidelines, Manufacturer: TSMORY