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non-standard step drill bit for screw
A steps drill is a cutting tool designed for drilling holes with multiple diameters in a single operation. It is commonly used in metalworking, woodworking, and other applications where precise and stepped hole sizes are required. We can offer all kinds of step drills for all kinds of working situation. non-standard customization
Steps drills offer convenience and efficiency by eliminating the need for multiple drill bits or frequent tool changes when creating stepped holes. They provide versatility and accuracy in a wide range of applications, making them a valuable tool for various industries and projects.
non-standard two-level countersunk head step drills bit for screw counterbore HSS Features: (1) High-quality HSS, with good willfulness and strong wear resistance (2) Fully ground spiral cutting edge, smooth chip removal, fast drilling speed and higher efficiency, and sharper cutting (3) Overall nitriding treatment