ANSI Single Cylinder Outside Key Deadbolt with Thumbturn

ANSI Single Cylinder Outside Key Deadbolt with Thumbturn - Model DDLK027 1. Product Overview The DDLK027 ANSI Single Cylinder Outside Key Deadbolt with Thumbturn by D&D HARDWARE is a heavy-duty deadbolt lock engineered for robust security in residential and commercial entrances. Certified to ANSI/BHMA A156.5 Grade 2, this lock delivers reliable protection with external key access and internal thumb-turn operation. Designed to integrate seamlessly with D&D’s door hardware ecosystem (including door handles, door closers, and door accessories), it’s ideal for upgrading entryway security with industrial-grade performance. 2. ANSI Single Cylinder Outside Key Deadbolt with Thumbturn - Technical Specifications Model Number: DDLK027 Brand: D&D HARDWARE Door Thickness Compatibility: 35mm–45mm (1-3/8" to 1-3/4") Backset: Adjustable 60mm (2-3/8"), 70mm (2-3/4") Certification: ANSI/BHMA A156.5 Grade 2 (heavy-duty performance validation) Door Prep: Cross bore 2-1/8", Edge bore 1", L…