FeaturesHeavy duty square shank for wrench assisted turningBolster reinforces shank for hard useDesigned for the most demanding usesCushion grip handle allows for greater torque and comfortPremium chrome plated shaft for smooth feel and corrosion resistanceInternal flanges inside handle provide solid, twist resistant blade anchorSpecial heat treated shaftsPrecision machined tip for exact fitTip-Ident® quickly identifies the type of screwdriver and tip orientation