Constructed of high grade alloy steel
All sizes are hard-marked for easy identification
Provides stronger grip, reduces rounding and delivers more torque
Contents:
3⁄8", 7⁄16", 1⁄2", 9⁄16", 5⁄8", 11⁄16", 3⁄4", 13⁄16", 7⁄8", 15⁄16", 1" packaged in a molded case