Ball Point Hex Key L-wrenches for Hexagon Socket Screws 212ZH-12CN PB SWISS TOOLS

It has a nickel chrome plating which enables rust resistance and long life.The handle length conforms to the Swiss standard VSM, and is more friendly to the user than the regular hex key.The corners are slightly taken off from the edge so the hex key can be inserted into the screw hole easily.Set Contents (inch):1/20, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16Set Contents (piece):12Chrome Vanadium SteelIt cannot be tightened completely with the ball part.