Hardmetal burrs - Inverted cone burrs (style N)
Hardmetal burrs - Inverted cone burrs (style N)
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1 Scope This part of ISO 7755 specifies the main dimensions of the cutting part for hardmetal burrs of inverted cone shape and designated by the symbol N. Tolerances on the cutting diameter, direction of helix and cut, diameter and length of the cylindrical shank and designation of burrs are dealt with in ISO 7755-1.
Упомянутые в описании и другие стандарты BS
