Feature
●Available in 7 styles for your choice
●High abrasion resistance, high toughness, high strength flexibility
●Widely used for drilling a variety of materials, such as stainless steel tapping steel, wood, thin iron, aluminum alloy, vapor proof plate, PVC board, etc
●Cobalt coating reduces friction and operating temperatures, and extends its life
●No need for center punch, not easy to break, can be used for deburring, chamfering, and opening
Description
Specifications: Item Type: Step Drill Bit Material: High Speed Steel Standard (Optional): 0.1 - 0.5 inches (3 - 12 mm), 0.4 - 0.9 inches (6 - 24 mm), 0.1 - 1.3 inches (4 - 32 mm), 0.2 inches (6 - 35 mm) Package List: 1 x Step Drill Bit.
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