ASSA offers two levels of security with both the 7000 and 6000 Series Grade 1 and the M80 and M90 Series Grade 2 Deadbolts. All feature the highly pick resistant ASSA Cylinder. (Please note that effective immediately, ASSA has discontinued the 6000 Series Deadbolt. Factory technical support will remain available for the remainder of the 6000 Series product's one-year warranty period.)