Wright Tool 9125 5/16" Tip Size Round Shank Screwdriver, 10-7/8" Length,Wright Tool,9125" /> 5/16-Inch tip size Round shank screwdrivers Overall length of 10 7/8-Inch Large, ergonomic, 3-flute handle Screwdriver drives screws by torque not pressure 5/16 inch tip size Round shank screwdrivers Overall length of 10 7/8 Inch Large, ergonomic, 3-flute handle Screwdriver drives screws by torque not pressure