10 pc 12-Point Metric Flank Drive® Ratcheting Box/Speed Open-End Combination Wrench Set (10-19 mm) | SRXRM710 PHILLIPS® Tip Hard Handle • 12 pt Flank Drive®

• 12 pt Flank Drive® Wrenching System

inches E : 3-9/16

• US Patent : (#4

• Size : 1/2

10 pc 12-Point Metric Flank Drive® Ratcheting Box/Speed Open-End Combination Wrench Set (10-19 mm) | SRXRM710 PHILLIPS® Tip Hard Handle • 12 pt Flank Drive®Patented open end speed wrenching configuration delivers more speed than conventional wrenches Speed open end provides quick, ratchet like action Flank Drive wrenching system on the box end provides up to 1520% more turning power with less risk of tool or fastener damage Manufactured from special alloy steel, precision forged and heat treated for optimum strength and durability Up to 80 gear teeth for minimal movement in tight areas Box end is offset