A
內(nèi)徑范圍 (標準鉆頭尺寸) |
B
主體外徑 |
C
長度
(頭下) |
ANSI標識
型號 H |
價格
代碼** |
F & G
沉頭
尺寸 |
小數(shù)尺寸 |
件號,字母,
以分數(shù)表示的尺寸+ |
公稱尺寸 |
磨前尺寸 |
磨后尺寸* |
磨后尺寸 |
.3125
to
.4375 |
“O” to “Z”
5/16 to 7/16 |
5/8 |
.6267
.6264 |
1/4
5/16
3/8
1/2
5/8
3/4
1
1-3/8
1-3/4
2-1/8 |
H-40-4
H-40-5
H-40-6
H-40-8
H-40-10
H-40-12
H-40-16
H-40-22
H-40-28
H-40-34 |
124
118
120
120
123
126
128
147
158
172 |
F
51/64
G
7/32 |
.3125
to
.5312 |
“O” to “Z”
5/16 to 17/32 |
3/4 |
.7518
.7515 |
1/4
3/8
1/2
5/8
3/4
1
1-1/4
1-3/8
1-3/4
2-1/8
2-1/2 |
H-48-4
H-48-6
H-48-8
H-48-10
H-48-12
H-48-16
H-48-20
H-48-22
H-48-28
H-48-34
H-48-40 |
128
124
124
126
128
132
148
148
159
173
270 |
F
59/64
G
7/32 |
.5000
to
.6562 |
1/2 to 21/32 |
7/8 |
.8768
.8765 |
3/8
1/2
5/8
3/4
1
1-1/4
1-3/8
1-1/2
1-3/4
2-1/8
2-1/2 |
H-56-6
H-56-8
H-56-10
H-56-12
H-56-16
H-56-20
H-56-22
H-56-24
H-56-28
H-56-34
H-56-40 |
133
133
134
134
140
145
146
155
159
174
270 |
F
1-7/64
G
1/4 |
.5000
to
.7656 |
1/2 to 49/64 |
1 |
1.0018
1.0015 |
1/2
3/4
1
1-3/8
1-1/2
1-3/4
2-1/8
2-1/2
3 |
H-64-8
H-64-12
H-64-16
H-64-22
H-64-24
H-64-28
H-64-34
H-64-40
H-64-48 |
136
137
141
147
165
170
188
205
277 |
F
1-15/64
G
5/16 |
+ 內(nèi)徑尺寸以分數(shù)表示, 為1/64英寸的倍數(shù) (除非另有指明).