3M Hookit Gold Film Disc 255L, P320, 6 in x NH (152.4 mm x NH), Die 600Z The 3M Hookit Gold Film Disc 255L features aluminum oxide abrasive grain on a film backing for achieving a fast cut rate and leaving a uniform, close-tolerance finish on wood, paint prep, and defect repair applicationsThe flexible film backing provides a consistent finish and greater tear-resistance, making it well-suited for a high-production environment. Product Information Brand 3M Part # 7100048223 Origin Country USA Product Information3M Hookit Discs are easy to change and reuse, maximizing utility for the life of the discAluminum oxide abrasive offers a fast cut, long life, and professional performance on many surfacesLoad-resistant coating prevents dust and debris from clogging the discOpen coat construction provides a more aggressive cutTear-resistant film backing provides a close-tolerance, consistent finish