This torx key set has a width of 4¾ inch, a height of 1¼ inch, and is not insulated. The alloy steel handle is black and has a plain style/type. It meets the standards for ISO 9001:2008. In addition, it is made of alloy steel, has a Torx measurement type, is corrosion-resistant, has a black oxide finish, plus it is not non-sparking, is not non-magnetic, and is not tether ready with a cushion grip. This torx key set includes seven pieces.