Attributes . Oversized Handle Is 35-Percent Larger Than Comparable Screwdriver Handles; Delivers Up To 50-Percent Extra Power To Perform Tough Jobs With Minimum Effort; Tough Amber, Smooth Comfordome Handle Fits In The Palm Of The Hand Comfortably; Internal Flanges Provide Solid, Twist-Resistant Shaft Anchor; Meets Or Exceeds Applicable ASME / ANSI Specifications . Names