flintronic Step Drill Bit 5mm-35mm, HSS Titanium Coated Double Slot Cone Cutting Drill for Sheet Metal Hole Drilling Cutting, Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician

WHAT YOU GET: 1 x 5-35mm Step Drills.

DOUBLE CUTTING BLADES & THREE-SIDED SHANK: Double cutting blades and X-type opening design ensure a faster and smoother cutting; The 3-sided shank design can prevent drill chuck sliping; With the smaller pressure, the sets can cut through the wood, sheet metal, steel and other surfaces.

HSS & TITANIUM COATED: High speed steel makes the step drill set more durable, titanium coating ensure to easily cut through steel sheets , aluminum sheets, copper & plastic & wood board and many other types of sheet metal.

TIME SAVER: Covering assorted step sizes helps to drill or enlarge different holes in one bit without changing bit constantly.The size is laser etched into the metal, so it can be accurately drilled and will not wear even if it is used for a long time.

MULTIPURPOSE USE: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of sheet metal (excluding steel or any other harder metal).