国标标准钻套 高精度长寿命钻头钻套
国标钻套，精度高，内孔导向长，能保证钻孔位置度及孔的精确度。且价格更低，质量更优，寿命长更耐磨。
固定钻套国标GB/T 8045.1-1999（部分常用规格固定钻套有现货，欢迎咨询）
|
d
|
D
|
D1
|
H
|
t
|
|
基本尺寸
|
极限偏差F7
|
基本尺寸
|
极限偏差D6
|
|
|
|
|
＞0～1
|
+0.016
+0.006
|
3
|
+0.010
+0.004
|
6
|
6
|
9
|
--
|
0.008
|
|
＞1～1.8
|
4
|
+0.016
+0.008
|
7
|
|
＞1.8～2.6
|
5
|
8
|
|
＞2.6～3
|
6
|
9
|
8
|
12
|
16
|
|
＞3～3.3
|
+0.022
+0.010
|
|
＞3.3～4
|
7
|
+0.019
+0.010
|
10
|
|
＞4～5
|
8
|
11
|
|
＞5～6
|
10
|
13
|
10
|
16
|
20
|
|
＞6～8
|
+0.028
+0.013
|
12
|
+0.023
+0.012
|
15
|
|
＞8～10
|
15
|
18
|
12
|
20
|
25
|
|
＞10～12
|
+0.034
+0.016
|
18
|
22
|
|
＞12～15
|
22
|
+0.028
+0.015
|
26
|
16
|
28
|
36
|
|
＞15～18
|
26
|
30
|
0.012
|
|
＞18～22
|
+0.041
+0.020
|
30
|
34
|
20
|
36
|
45
|
|
＞22～26
|
35
|
+0.033
+0.017
|
39
|
|
＞26～30
|
42
|
46
|
25
|
45
|
56
|
|
＞30～35
|
+0.050
+0.025
|
48
|
52
|
|
＞35～42
|
55
|
+0.039
+0.020
|
59
|
30
|
56
|
67
|
|
＞42～48
|
62
|
66
|
|
＞48～50
|
70
|
74
|
0.040
|
|
＞50～55
|
+0.060
+0.030
|
|
＞55～62
|
78
|
82
|
35
|
67
|
78
|
|
＞62～70
|
85
|
+0.045
+0.023
|
90
|
|
＞70～78
|
95
|
100
|
|
＞78～80
|
105
|
110
|
40
|
78
|
105
|
|
＞80～85
|
+0.071
+0.036
|
可换钻套国标GB/T 8045.2-1999
钻套衬套国标GB/T 8045.4-1999
另提供各类非标钻套、固定钻套、可换钻套、合金钻套、钨钢钻套、轴套、莫氏钻套锥套等加工
