Anfrere 10 Sizes Step Drill Bit for Metal Sheet, 1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit

Description

HSS Titanium Coating – High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
Size Includes – 10 Sizes from 1/4 to 1-3/8 inch can fit the majority of brands currently on the market.
Meet Your Demands – With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for steel sheets/ aluminum sheets/ copper/ plastic/ wood board and many other types of sheet metal with ease countersunk. Suitable for Home DIY, and General Building/ Engineering Use.
A Must-Have for Handyman or Professionals – 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).
Quick Chip Removal – Double flutes design allows the particles escape easily for a clean drilling operation.