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本表为公制规格自攻螺套规格表,以及安装自攻螺套需要钻孔尺寸: 
     
               自攻螺磁规格参数和钻孔尺寸表 
 
    
    
        
            | 302型(开槽型) | 
            长度(mm) | 
            外螺纹 | 
            参考钻孔直径 | 
            钻孔深度(mm) | 
         
        
            | 铝合金 | 
            铸铁 | 
         
        
            | M2.5-0.45 | 
            6 | 
            M4.5-0.5 | 
            4.1-4.2 | 
            4.2-4.3 | 
            8 | 
         
        
            | M3-0.5 | 
            6 | 
            M5-0.5 | 
            4.6-4.7 | 
            4.7-4.8 | 
            8 | 
         
        
            | M3.5-0.6 | 
            8 | 
            M6-0.75 | 
            5.5-5.6 | 
            5.6-5.7 | 
            10 | 
         
        
            | M4-0.7 | 
            8 | 
            M6.5-0.75 | 
            6.0-6.1 | 
            6.1-6.2 | 
            10 | 
         
        
            | M5-0.8 | 
            10 | 
            M8-1.0 | 
            7.3-7.5 | 
            7.5-7.6 | 
            13 | 
         
        
            | M6-1.0 | 
            12 | 
            M9-1.0 | 
            8.3-8.5 | 
            8.5-8.6 | 
            15 | 
         
        
            | M6-1.0 | 
            14 | 
            M10-1.5 | 
            9.2-9.3 | 
            9.3-9.4 | 
            17 | 
         
        
            | M8-1.25 | 
            15 | 
            M12-1.5 | 
            11-11.2 | 
            11.2-11.4 | 
            18 | 
         
        
            | M10-1.5 | 
            18 | 
            M14-1.5 | 
            13.0-13.3 | 
            13.2-13.4 | 
            22 | 
         
        
            | M12-1.75 | 
            22 | 
            M16-1.5 | 
            15.0-15.3 | 
            15.2-15.4 | 
            26 | 
         
        
            | M14-2.0 | 
            24 | 
            M18-1.5 | 
            17.0-17.3 | 
            17.2-17.5 | 
            28 | 
         
        
            | M16-2.0 | 
            22 | 
            M20-1.5 | 
            19.0-19.3 | 
            19.2-19.5 | 
            27 | 
         
        
            |   | 
              | 
              | 
              | 
              | 
              | 
         
        
            | 307型(三圆孔) | 
            长度(mm) | 
            外螺纹 | 
            参考钻孔直径(mm) | 
            钻孔深度(mm) | 
         
        
            | 铝合金 | 
            铸铁 | 
         
        
            | M3-0.5 | 
            4 | 
            M5-0.6 | 
            4.6-4.7 | 
            4.7-4.8 | 
            6 | 
         
        
            | M4-0.7 | 
            6 | 
            M6.5-0.8 | 
            6.0-6.1 | 
            6.1-6.2 | 
            8 | 
         
        
            | M5-0.8 | 
            7 | 
            M8-1.0 | 
            7.4-7.5 | 
            7.6-7.7 | 
            9 | 
         
        
            | M6-1.0 | 
            8 | 
            M10-1.25 | 
            9.3-9.4 | 
            9.5-9.6 | 
            10 | 
         
        
            | M8-1.25 | 
            9 | 
            M12-1.5 | 
            11.1-11.3 | 
            11.3-11.5 | 
            11 | 
         
        
            | M10-1.5 | 
            10 | 
            M14-1.5 | 
            13.1-13.3 | 
            13.3-13.5 | 
            13 | 
         
        
            | M12-1.75 | 
            12 | 
            M16-1.75 | 
            15.0-15.3 | 
            15.3-15.5 | 
            15 | 
         
        
            | M14-2.0 | 
            14 | 
            M18-2.0 | 
            17.0-17.2 | 
            17.3-17.5 | 
            17 | 
         
        
            | M16-2.0 | 
            14 | 
            M20-2.0 | 
            19.0-19.2 | 
            19.3-19.5 | 
            17 | 
         
        
            |   | 
              | 
              | 
              | 
              | 
              | 
         
        
            | 308型(三圆孔) | 
            长度(mm) | 
            外螺纹 | 
            参考钻孔直径(mm) | 
            钻孔深度(mm) | 
         
        
            | 铝合金 | 
            铸铁 | 
         
        
            | M3-0.5 | 
            6 | 
            M5-0.6 | 
            4.6-4.7 | 
            4.7-4.8 | 
            8 | 
         
        
            | M4-0.7 | 
            8 | 
            M6.5-0.8 | 
            6.0-6.1 | 
            6.1-6.2 | 
            10 | 
         
        
            | M5-0.8 | 
            10 | 
            M8-1.0 | 
            7.4-7.5 | 
            7.6-7.7 | 
            13 | 
         
        
            | M6-1.0 | 
            12 | 
            M10-1.25 | 
            9.3-9.4 | 
            9.5-9.6 | 
            15 | 
         
        
            | M8-1.25 | 
            14 | 
            M12-1.5 | 
            11.1-11.3 | 
            11.3-11.5 | 
            17 | 
         
        
            | M10-1.5 | 
            18 | 
            M14-1.5 | 
            13.1-13.3 | 
            13.3-13.5 | 
            22 | 
         
        
            | M12-1.75 | 
            22 | 
            M16-1.75 | 
            15.0-15.3 | 
            15.3-15.5 | 
            26 | 
         
        
            | M14-2.0 | 
            24 | 
            M18-2.0 | 
            17.0-17.2 | 
            17.3-17.5 | 
            28 | 
         
        
            | M16-2.0 | 
            24 | 
            M20-2.0 | 
            19.0-19.2 | 
            19.3-19.5 | 
            28 | 
         
    
 
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