Standard 4040 X5 High Security Shredder (Discontinued)Standard 4040 X5: 4040 X5 is Standard's fastest high security shredder that shreds at a speed of 57 feet per minute. Standard's Level 5 Security Shredders exceed NSA CSS Specifications 02 01 for Top Secret, COMSEC,INFOSEC, CRYPTOLOGIC, and SCI. They are a perfect fit for any agency that wishes to maintain high reliability along with high security shredding. All Standard X5 High Security Shredders shred to a particle size of1mm x 4mm.