You may as well run them through a shredder. All modern tapes have embedded servo tracks. On 4/30/17 7:38 AM, Mike Loewen via cctalk wrote: > > Looking for recommendations for a bulk tape eraser for SDLT and DLT IV tapes. > > > Mike Loewen mloewen at cpumagic.scol.pa.us > Old Technology http://q7.neurotica.com/Oldtech/