ISO 3294:1975 60°,90°和 120°角的尖底锪钻

标准编号：ISO 3294:1975

中文名称：60°,90°和 120°角的尖底锪钻

英文名称：Parallel shank countersinks for angles 60, 90 and 120 degrees inclusive

发布日期：1975-07

标准范围

仅指定这些埋头孔的公制尺寸。对于切割直径在8至25 mm范围内的埋头孔，公制尺寸被视为未来唯一的推荐尺寸。给出的尺寸仅适用于由高速钢或合适的碳钢制成的工具。这些埋头孔通常采用右手切割。

Specifies only metric dimensions of these countersinks. Metric dimensions being regarded as the only recommended dimensions in the future, for these countersinks with cutting diameters in the range 8 to 25 mm. The dimensions given apply only to tools made from high speed steel or a suitable carbon steel. These countersinks will be usually right-hand cutting.

标准预览图