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1PCS 3D/5D/7D/10D Internal Cooling Carbide Bit Non-Standard Diameter 26-31.9mm HD Crown Drill Twist Rod Blade(28-28.9mm,7)
4.5 (63 items)
Limited Time SaleUntil the end
22
11
29
US$68.60 cheaper than the new price!!
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Used US$45.74
Product details
| Management number | 214326731 | Release Date | 2026/04/12 | List Price | US$45.74 | Model Number | 214326731 | ||
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- Made of fine grain carbide with high hardness and wear resistance, ensuring sharp cutting, long service life, and stable performance for heavy-duty machining.
- Features 3D/5D/7D/10D flute length with internal cooling holes, effectively reducing heat buildup, improving chip removal, and extending tool life during high-speed drilling.
- Complete non-standard diameter range from 26mm to 32.9mm, meeting special processing requirements that standard drills cannot satisfy, widely used in industrial machining.
- HD crown design with high-precision twist drill flute provides fast and smooth cutting, high centering accuracy, and stable drilling for metal, steel, and alloy materials.
- Suitable for CNC machining centers, lathes, and drilling machines. for processing steel, stainless steel, cast iron, alloy, and other metal materials in automotive, and machinery industries.
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