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Drill bit L500 F4.5 Nachi SD4.5 is made of uncoated high-speed steel, can create deep holes up to 7 or 8 times the diameter of the drilled hole. Drill bits are used to create holes for material surfaces such as structural steel, carbon steel, low alloy steel, cast iron, aluminum alloy, etc., so they are often used in industry, civil, and electricity.
Drill bit L500 F4.5 Nachi SD4.5
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