Anfrere Large Step Drill Bit, 1/4 to 2-3/8 inch High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, Sprial Unibit Extra Large 2-3/

Anfrere Large Step Drill Bit, 1/4 to 2-3/8 inch High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, Sprial Unibit Extra Large 2-3/

High Speed Steel: The ladder drilling group performs well in heat resistance, corrosion resistance and rust prevention. The high speed steel structure ensures high durability. Good Adaptability: It can easily drill the size you need by comparing the laser engraving size in the ladder drill slot. Only a small amount of pressure is required to cut steel, metal plates and other surfaces and remove burrs. Engraved Sizes - Easily identify which size you need with the contrasted, laser engraved sizes inside the step drill bit flute. Fast Chip Removal: Double groove design allows easy particle removal for easy cleaning. Versatility and Compatibility: required for manual or professional personnel. The anfrere step drill can quickly drill smooth holes on holes of different diameters such as steel, aluminum, wood and plastic plates. Anfrere Sprial Unibit Extra Large 2-3/8 inch, HSS Step Drill Bit for Metal, 12 Sizes from 1/4 to 2-3/8 inch, 2060