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| 型号 SF |
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所有"SF"型钻套内径都碾磨处理. 内径为1/8到1英寸的钻套, 其内外径同心度为0003英寸. 其它尺寸钻套内外径同心度小于0.0005英寸. 产品有一滑动配合间隙, 以便于套入衬套时的正确对准.
ACME的标准钻套为无沉孔钻套. |
|
A
内径范围 (标准钻头尺寸) |
B
主体外径 |
C
长度
(头下) |
ANSI标识
型号 SF |
价格
代码** |
HEAD SIZE |
锁紧螺丝
和压板 |
小数尺寸 |
件号,字母,
以分数表示的尺寸+ |
公称尺寸 |
磨前尺寸 |
F |
G |
H |
J |
R |
.0135
to
.0280 |
#80 to #70
1/64 |
3/16 |
.1875
.1873 |
1/4
5/16
3/8
1/2 |
SF-12-4
SF-12-5
SF-12-6
SF-12-8 |
271
274
278
280 |
5/16 |
3/16 |
3/32 |
3/32 |
17/64 |
#1 - LS |
.0292
to
.0469 |
#69 to #56
1/32 and 3/64 |
3/16 |
.1875
.1873 |
1/4
5/16
3/8
1/2 |
SF-12-4
SF-12-5
SF-12-6
SF-12-8 |
244
246
249
251 |
5/16 |
3/16 |
3/32 |
3/32 |
17/64 |
#1 - LS |
.0520
to
.0595 |
#55 to #53 |
3/16 |
.1875
.1873 |
1/4
5/16
3/8
1/2 |
SF-12-4
SF-12-5
SF-12-6
SF-12-8 |
215
217
219
222 |
5/16 |
3/16 |
3/32 |
3/32 |
17/64 |
#1-LS |
.0625
to
.0980 |
#52 to #40
1/16 to 3/32 |
3/16 |
.1875
.1873 |
1/4
5/16
3/8
1/2
3/4 |
SF-12-4
SF-12-5
SF-12-6
SF-12-8
SF-12-12 |
154
156
158
161
172 |
5/16 |
3/16 |
3/32 |
3/32 |
17/64 |
#1-LS |
.0995
to
.1405 |
#39 to #28
7/64 and 1/8 |
1/4 |
.2500
.2498 |
1/4
3/8
1/2
5/8
3/4 |
SF-16-4
SF-16-6
SF-16-8
SF-16-10
SF-16-12 |
147
153
156
161
163 |
7/16 |
1/4 |
1/8 |
9/64 |
23/64 |
#2 - LS |
.0469
to
.0595 |
#55 to #53
3/64 |
5/16 |
.3125
.3123 |
5/16
3/8
1/2
3/4 1 |
SF-20-5
SF-20-6
SF-20-8
SF-20-12
SF-20-16 |
204
208
209
251
274 |
35/64 |
1/4 |
1/8 |
11/64 |
1/2 |
1A – LS
RC - 1A |
.0625
to
.0890 |
#52 to #43
1/16 and 5/64 |
5/16 |
.3125
.3123 |
5/16
3/8
1/2
3/4 1 |
SF-20-5
SF-20-6
SF-20-8
SF-20-12
SF-20-16 |
158
160
164
182
206 |
35/64 |
1/4 |
1/8 |
11/64 |
1/2 |
1A - LS
RC - 1A |
.0935
to
.1935 |
#42 to #10
3/32 to 3/16 |
5/16 |
.3125
.3123 |
5/16
3/8
1/2
3/4
1
1-3/8 |
SF-20-5
SF-20-6
SF-20-8
SF-20-12
SF-20-16
SF-20-22 |
150
153
156
164
178
205 |
35/64 |
1/4 |
1/8 |
11/64 |
1/2 |
1A – LS
RC - 1A |
.1935
to
.2280 |
#10 to #1
13/64 and 7/32 |
3/8 |
.3750
.3748 |
1/4
3/8
1/2
3/4
1 |
SF-24-4
SF-24-6
SF-24-8
SF-24-12
SF-24-16 |
134
138
140
146
153 |
5/8 |
1/4 |
1/8 |
15/64 |
29/64 |
#2 - LS |
+ 内径尺寸以分数表示, 为1/64英寸的倍数 (除非另有指明).
** 价格代码: 见分类实价表 |
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