- Precisely machined, heat treated black chrome molybdenum steel provides excellent durability and strength with every impact movement
- High quality black phosphate coating protects against rust and corrosion maintain and elongating tool service life
- Full 360 degree motion allows U joint swivel sockets to access complete rotation to reach tight spaces for more better coverage
- Spring loaded ball at the end of bar locks socket into place for security and prevents dropping
- Highly visible and largely stamped size markings are laser etched for easy reading when quickly selecting sockets on the job