KDT522040GR Features: -Full polish, nickel plated chrome socket with thin wall and arc design for better access and more strength.-Fits into XL Pass-Thru ratchet.-1/4-Inch-Inch Drive Vortex Socket - 4mm. Warranty: -Lifetime warranty does not cover abuse..
Stubby Combination allows access into tight areas that a standard wrench will not
Surface Drive reduces fastener rounding
Ratcheting box-end needs as little as 5 degrees to move fastener VS. 30 degrees for standard box end wrenches