About this item

·ENHANCED DURABILITY: Our THINKWORK industrial grade step drill bit set is meticulously crafted from high quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected before leaving the factory to ensure superior quality and longevity.

·ENHANCED STABILITY: Unlike ordinary step drills, which often deviate when cutting, our 4-flute step drills are super stable. This feature improves accuracy and cutting speed, making them perfect for drilling stainless steel.

·5 Nitrided Step Drill Kit: Our 5 nitrided step drill kit includes a variety of sizes to meet a wide range of drilling needs. The kits include step drill bits with diameters of 4mm-12mm (Grade 5), 4mm-12mm (Grade 9), 4mm-22mm (Grade 10), 6mm-18mm (Grade 7), and 6mm-35mm (Grade 4).

·VERSATILE DRILLING CAPABILITY: Our step drill has a powerful drilling capacity for drilling holes in a variety of materials including thin metal, copper, aluminum, iron, carbon steel, wood and plastic. It is a must-have in the DIY enthusiast's toolbox and can be used for a variety of home projects.

·HUMANIZED DESIGN: Our step drills feature laser-engraved step sizes to ensure clear visibility and eliminate concerns about wear and tear during use. This design element improves ease of use and accuracy, making the drilling process easier and more efficient.