Features: _x005f_x000D_ The step drill bit is made from high speed steel of high hardness and good wear resistance. _x005f_x000D_ Surface is coated with titanium which give the drill bit a beautiful gold color and will not fade easily._x005f_x000D_ _x005f_x000D_ This single drill bit can be used for drilling a wide range of hole sizes from 4mm to 32mm._x005f_x000D_ _x005f_x000D_ It is most commonly used on softer materials such as thin iron sheet, aluminum, PVC and wood board. _x005f_x000D_ Step drill is great for use in work where thin steel, aluminum or plastic boxes and chassis are encountered._x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Specifications: _x005f_x000D_ Material: High speed steel 4241_x005f_x000D_ _x005f_x000D_ Surface Finishing: Titanium coating _x005f_x000D_ Step Size: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm _x005f_x000D_ Hex Shank: 1/4" _x005f_x000D_ Quantity: 1pc _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Package Includes: _x005f_x000D_ 1 x Step Drill Bit