Descripción
- ★DRILL SIZE - 3 kinds of spiral step drill bit set, the dimensions are: 4-12 mm, 4-20mm, 4-32mm; a total of 29Sizes, Step drills are mainly used for cutting wood, metal sheets, steel sheets and other materials.
- ★DRILL MATERIAL - The step drill bits is made of high speed steel and titanium coating and has strong durability. 1/ 4" hex shank ensures that the power tool is firmly clamped.
- ★SPIRAL DESIGN - The spiral double-cutting blade design makes the cutting faster and smoother, and the step tool is automatically deburred from the hole when the drill bit is drilled.
- ★LADDER DESIGN - It is possible to process large holes in one time without changing the drill bit and positioning hole. This step drill bit meets the need to machine holes of different diameters.
- ★HSS CENTER PUNCH - 5 Inch Spring Automatic Center Punch Tool with The Rubber Cap Can Be Increased or Decreased Striking Force, It's More Easy to Use.
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Sukudon4pc Spiral Grooved Step Drill Bit Set High Speed Steel Titanium Coated Hole Cutter Power Tools for Wood Metal Stainless Steel with Center Punch
