Blades Included: Hex Inch 3/32" + 7/64" Hex Inch 1/8" + 9/64" Hex Inch 5/32" + 3/16" Hex Metric 3.0mm + 4.0mm Hex Metric 5.0mm + 6.0mm Drive-Loc VI Features Adjustable/Reversible Locking Blades Selectable Lengths from 1.7" to 4.8" in 1/8" Increments Wiha special chrome-vanadium-molybdenum tool steel Through hardened for best wear resistance Wiha ChromTop Finish on tip for a perfect fit every timeWiha