Disc repair machine 1.designed for CD/DVD manufacturer,library and video club . 2. ... It can repair and remove scratches, dust and fingerprint on CD, CD- R, DVD, blue ray DVD, HD-DVD, game ... -6620 is the professional one that specially designed for CD/DVD manufacturer, big rental store, library and video ... it's good repair result and favorable price. CD DVD DISC REPAIR SCRATCHES CLEANER SYSTEM MACHINE