Cone Drill Bit Step Drill Bit High Efficiency For Operator For Drilling

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