Feature
●The step drill bits help you to drill holes with different diameters simultaneously, compatible with aluminum, copper, steel sheets and plastic and wood board that is less than 3mm/0.12 in. in thickness. (Not for Stainness steel ! )
●high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come
●A unique staircase structure, a drill to open a variety of size aperture size, a step drill drill arrived on a box.
●TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily. the drill bit is sharp and can easily drill perfect holes in the metal sheet while the Titanium coating improves durability hence lengthening the service life.
●Shank Diameter: 13mm.Material: HSS 4241
Description
Large step drill bit Great for DIY
ideal for drilling large and small-diameter holes in metal and plastic. For high-efficient drilling, thickness of sheet metal shall be less than that of each step.
Our drill bit is bigger in size so it can drill holes with larger dimensions.
HSS 4-52MM Titanium Step Drill Bit, High Speed Steel, Total 12 Step Sizes Material: High speed steel
The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness properties for better and faster hole -drilling performance. The titanium coating makes the drill bit more durable so that it can last for years with uncompromised quality.
