标准号:BS 328-8-1992
中文标准名称:钻头和铰刀.锪孔钻
英文标准名称:Drills and reamers - Spot drills
标准类型:J41
发布日期:1992/7/15 12:00:00
实施日期:1992/7/15 12:00:00
中国标准分类号:J41
国际标准分类号:25.100.30
适用范围:This International Standard specifies the dimensions and technical specifications of spot drills of high-speed steel and hardmetal with point angle of 90°or 120°.