Vankcp 6 Pcs Countersink Step Drill Bit Set with Automatic Center Punch HSS Cobalt Titanium Drill bits for Carbon Steel, Iron Plate, Steel Plate,Metal Sheet, Aluminum Case

Vankcp 6 Pcs Countersink Step Drill Bit Set with Automatic Center Punch HSS Cobalt Titanium Drill bits for Carbon Steel, Iron Plate, Steel Plate,Metal Sheet, Aluminum Case

• HIGH QUALITY AND WIDELY USE: The hex shank step bits are made from high speed steel , strong and durable can be used for stainless steel sheets, aluminum alloys, plastics and wood.
• AUTOMATIC CENTER PUNCH : The center punch of the spiral grooved step drill bit help you mark the center point that you want to drill.Make your work faster and easier.
• THE MOST PROFESSIONAL TOOL: High speed steel step drill provides a longer service life not easy to damage and the titanium coated cobalt will be better drilling better with heat, corrosion resistance and rust resistance, leaving a more accurate and smooth holes.
• MEET YOUR DEMANDS: With the HSS step drill bits you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Ideal for metal/wood/plastic countersunk . Suitable for home DIY and general construction/Engineering Use.
• PACKAGE INCLUDING:High Speed Steel Step Drill bits,Automatic Center Punch, Aluminum Case, User's Manual, Ideal Gift for Men.