Step Drill Bit Set 7 Piece Titanium Coated with Automatic Center Punch Short Length Double Cutting Blades High-Speed Steel Covering 29 Sizes Complete with Aluminum Case
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Special Features
Metal step drill set: a total of 7 pieces of drill set, including 3 standard step drill bits (4-32, 4-20, 4-12), 3 standard sawtooth Fried Dough Twists drill bits (8mm, 6mm, 3mm), and 1 automatic center punch. Each step drill bit is laser engraved with size marks to help you achieve accurate positioning, which is very suitable for professional or DIY drilling tasks.
Powerful performance: excellent sharpness. The ladder drill adopts a double groove design, and the serrated Fried Dough Twists drill is a sharp double-edged design. Both can provide smoother cutting and allow rapid removal of chips. Drilling holes in metal is fast, efficient, and clean.
Precise tip design: the step drill adopts 118 ° split point tip opening design, and the sawtooth Fried Dough Twists drill adopts 118 ° split point tip opening design, which improves the drilling speed, minimizes walking, effectively prevents slipping, increases wear resistance, and achieves efficient chip removal and stable drilling performance.
Excellent durability: The step drill and serrated Fried Dough Twists drill are made of industrial high-speed steel, and are coated with titanium, which can withstand wear, high temperature and corrosion. Has excellent durability, ensuring extended service life.
29 Multi functional Sizes: The stair drill set includes 3 standard stair drill bits, ranging from 4-32, 4-20, 4-12, which can replace 29 individual drill bits and meet different engineering, handicraft, or household needs. You can drill holes of different sizes according to your DIY needs.
Ideal choice for multiple materials: Ideal for drilling holes in stainless steel, plastic, aluminum, iron, and many other types of metal plates, wood, plastic, and other materials. (It is recommended to add coolant or water when drilling metal plates, and the speed should not be too high.) Equipped with an automatic center punch to keep your step drill in place. This ensures that drilling can be easily done even on smooth surfaces without slipping.
Description
The Bntyok 1 set of stair drill bit sets consists of 7 pieces, with powerful performance, excellent sharpness, and outstanding durability. The stair drill bit sets can easily meet your punching and drilling needs, providing maximum strength when handling various boards or surfaces. It is an indispensable tool for electricians, metalworkers, and DIY enthusiasts.
detailed description:
Product Name: Ladder Drill Bit Set
Material: High speed steel
Surface treatment: Titanium coating
Color: Gold, Silver
Product size: as shown in the picture
Package content: You will receive a set of 7 sets of step drill bits (step drill bits 4-12/4-20/4-32mm+serrated Fried Dough Twists drill bits 3/6/8mm+1 automatic center punch)
Strong compatibility: compatible with most impact resistant power tools, drills, and bench drills
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