LOW PROFILE RATCHET: Up to 25% thinner head for access in tight spaces (as compared to CMMT81747) 72-TOOTH RATCHET: Delivers 5 degree arc swing CONVENIENCE: Comprehensive set of 1/4-in drive sockets and drive tool accessories CORROSION RESISTANCE: Full Polish Chrome Finish VERSASTACK COMPATIBLE: This flexible storage system allows for custom combination based on user needs FULL LIFETIME WARRANTY