3 Piece Step Drill Bit Set Unibit Four Flute Twist Step Drill Bits with Tool Box Clearly Marked Twist Taper Drill Bit for Stainless Steel and Sheet Metal

【WHAT YOU GET】Includes three step drill bits in different sizes to meet various drilling needs. The kit contains step drill bits with diameters ranging from 1/8 inch to 1/2 inch (13 steps), 1/4 inch to 3/4 inch (9 steps), and 3/16 inch to 7/8 inch (12 steps). All drill bits come in a sturdy blow-molded storage case for easy storage and transportation.
【MATERIAL】Our industrial-grade step drill bit set is meticulously crafted from premium high-speed steel through multiple manufacturing processes, ensuring exceptional durability and cutting performance.
【FOUR-PIPE DESIGN】The four-pipe step drill bit delivers superior stability, improving machining precision and cutting speed. It is suitable for various applications, particularly excelling in stainless steel drilling.Compared to conventional step drills, it offers a significantly extended service life.
【CLEAR GRADATIONS】Our step drills feature laser-etched size markings that remain clearly visible, eliminating worries about wear and tear during use. This design element improves convenience and precision, making the drilling process easier and more efficient.
【WIDE SCOPE OF APPLICATION】Suitable for various scenarios, it quickly and smoothly drills holes of multiple diameters in various materials, including stainless steel, aluminum, wood, plastic sheets, copper and other thin metal sheets. A must-have tool in any DIYer's toolbox, it serves many home projects.【WHAT YOU GET】Includes three step drill bits in different sizes to meet various drilling needs.The kit contains step drill bits with diameters ranging from 1/8 inch to 1/2 inch (13 steps), 1/4 inch to 3/4 inch (9 steps), and 3/16 inch to 7/8 inch (12 steps). All drill bits come in a sturdy blow-molded storage case for easy storage and transportation.【MATERIAL】Our industrial-grade step drill bit set is meticulously crafted from premium high-speed steel through multiple manufacturing processes, ensuring exceptional durability and cutting performance.【FOUR-PIPE DESIGN】The four-pipe step drill bit provides superior stability, improving accuracy machining speed and cutting speed. It is suitable for various applications, particularly excelling in stainless steel drilling.Compared to conventional step drill bits, it provides significantly extended service life.【CLEAR GRADATIONS】Our step drill bits feature laser-etched size markings that remain clearly visible, eliminating worries about wear and tear during use. This design element improves convenience and precision, making the drilling process easier and more efficient.【WIDE SCOPE OF APPLICATION】Suitable for various scenarios, it quickly and smoothly drills holes of multiple diameters in various materials, including stainless steel, aluminum, wood, plastic sheets, copper and other thin metal sheets. An essential tool in the DIYers' toolbox, it is used for many domestic projects.