Ruko Step Drills HSS, Spiral Flute & Split Point with Hex Shank

Code: ZR101H
Select Size
Select an option above


Special Hex shank step drill with spiral flute giving the advantage of optimizing the chip flow. Even long, non-breaking chips are removed easily. This process protects the cutting edges and reduces built-up edges. The cone shape allows the drills to be easily removed from the drilled hole. Each step drill is individually packed in a plastic box. Step drills are available in many sizes with various steps.