China National Standards

China Twist drills Technical GB Standards List


  •  China "Twist drills Technical" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 25667.3-2010 Solid carbide twist drills with parallel shank Part3: Technical specifications
    整体硬质合金直柄麻花钻 第3部分:技术条件
    China National Standards
    Twist drills Technical

    English PDF
    GB/T 17984-2010 Twist drills - Technical specifications
    麻花钻 技术条件
    China National Standards
    Twist drills Technical

    English PDF
    GB/T 6139-2007 Subland twist drills - Technical specifications
    阶梯麻花钻 技术条件
    China National Standards
    Twist drills Technical

    English PDF

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