常用麻花钻头规格.docx

麻花钻头规格:1.0, 1.5, 2.0, 2.5, 3.0, 3.2, 3.3, 3.5, 3.8, 4.0, 4.2, 4.5, 4.8, 5.0, 5.2, 5.5, 5.8, 6.0,6.2, 6.5, 6.8, 7.0, 7.2, 7.5, 7.8, 8.0, 8.2, 8.5, 8.8, 9.0, 9.2, 9.5, 10.0, 10.2, 10.5, 11.0, 12.0, 12.5, 13.0, 13.5, 14