1

带导柱直柄平底锪钻（GB/T4260-1984）（mm）
d×d1
基本尺寸d?
偏差d
基本尺寸d1?
偏差d1
基本尺寸d2
偏差2
规格L
规格 l
适用螺栓或规格
参考l1
参考l2
齿数
2.5×1.2
2.50
-0.051\-0.026
1.2
-0.014\-0.028
3
0\-0.030
45
7
M1
1.2
-
2
2.8×1.4
2.80
-0.051\-0.026
1.4
-0.014\-0.028
3
0\-0.030
45
7
M1.2
1.4
-
2
3.2×1.6
3.20
+0.065\+0.035
1.6
-0.014\-0.028
3
0\-0.030
56
10
M1.4
1.6
-
2
3.6×1.8
3.60
+0.065\+0.035
1.8
-0.014\-0.028
3
0\-0.030
56
10
M1.6
1.8
-
2
4.5×2.4
4.50
+0.065\+0.035
2.4
-0.014\-0.028
3
0\-0.030
56
10
M2
2.4
-
2
5×1.8
5.00
+0.065\+0.035
1.8
-0.014\-0.028
3
0\-0.030
56
10
M1.6
1.8
-
2
5×2.9
5.00
+0.065\+0.035
2.9
-0.014\-0.028
3
0\-0.030
56
10
M2.5
2.9
-
2
6×2.4
6.00
+0.065\+0.035
2.4
-0.014\-0.028
5
0\-0.030
71
14
M2
2.4
31.5
2
6×3.4
6.00
+0.065\+0.035
3.4
-0.020\-0.038
5
0\-0.030
71
14
M3
3.4
31.5
2
7.5×2.9
7.50
+0.065\+0.035
2.9
-0.014\-0.028
5
0\-0.030
71
14
M2.5
2.9
31.5
2
8.5×3.4
8.50
+0.078\+0.042
3.4
-0.020\-0.038
8
0\-0.036
80
18
M3
3.4
35.5
2
8.5×4.5
8.50
+0.078\+0.042
4.5
-0.020\-0.038
8
0\-0.036
80
18
M4
4.5
35.5
2
10×3.4
10.00
+0.078\+0.042
3.4
-0.020\-0.038
8
0\-0.036
80
18
M3
3.4
35.5
2
10×5.5
10.00
+0.078\+0.042
5.5
-0.020\-0.038
8
0\-0.036
80
18
M5
5.5
35.5
4
11×4.5
11.00
+0.093\+0.050
4.5
-0.020\-0.038
8
0\-0.036
80
18
M4
4.5
35.5
4
12×5.5
12.00
+0.093\+0.050
5.5
-0.020\-0.038
8
0\-0.036
80
18
M5
5.5
35.5
4
12×6.6
12.00
+0.093\+0.050
6.6
-0.025\-0.047
8
0\-0.036
80
18
M6
6.6
35.5
4
15×6.6
15.00
+0.103\+0.060
6.6
-0.025\-0.047
12.5
0\-0.043
100
22
M6
6.6
40
4
15×9
15.00
+0.103\+0.060
9
-0.025\-0.047
12.5
0\-0.043
100
22
M8
9
40
4
18×9
18.00
+0.103\+0.060
9
-0.025\-0.047
12.5
0\-0.043
100
22
M8
9
40
4
18×11
18.00
+0.103\+0.060
11
-0.032\-0.059
12.5
0\-0.043
100
22
M10
11
40
4
20×9
20.00
+0.125\+0.073
9
-0.025\-0.047
12.5
0\-0.043
100
22
M8
9
40
4
20×11
20.00
+0.125\+0.073
11
-0.032\-0.059
12.5
0\-0.043
100
22
M10
11
40
4