Teng Magnetic Bits Driver 217Mm Bits & Drivers Drivers Bicycle Tool Kit HSS Insert Tap UNC 10 24 HSS Insert Tap UNC 10 24 FinishingHand or machine tapping for through holes and blind holes where ample chip clearance is available The lead chamfer permits easier starting and requires less tapping torque than bottoming taps WD92540W2 9mm Band Width Worm Drive Clamp WD9 25 40mm capacity W2 Features: Light product easy assembly and space saving with compact housing and screw design MD216 Teng Magnetic Bits Driver 217mm 1 4 hex bit driver with magnetic bits holder and the Mega Drive bi material grip handle with hanging hole T drive facility