KLEIN TOOLS 70550T Pro Folding Hex Key Set, 10-Key Torx Sizes T6 to T40, Heat-Treated Alloy Steel, High-Leverage Blades

EXTENDED REACH: Extra-long blades extending from 3-1/2-Inch to 4-1/2-Inch for greater reach and leverage 10 HEX KEY SIZES: Set includes T6, T8, T9, T10, T15, T20, T25, T27, T30, T40 KEY TENSION ADJUSTMENT: Easily adjust key tightness or looseness using the convenient #2 Phillips fastener 270-DEGREE RANGE: Each blade opens independently to 270 degrees for work at all angles SQUARE CUT ENDS: Secure, full-depth fit to optimize the contact with the socket, preventing slippage and stripping