4 304 316L स्टील के लिए चरण ड्रिल के माध्यम से फ्लूट शीतलक

Video Description:
Discover the 4 Flute Coolant Through Step Drill, specially designed for machining 304 and 316L steel. This AlTiN-coated carbide reamer features internal cooling channels for superior performance, extended tool life, and high precision in medical, food processing, and marine applications.
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