|
 |
| D |
A |
C |
R |
Y |
P |
Q |
J |
L |
T |
Nominal
Diameter
|
Cup Point
Diameter |
Flat Point
Diameter |
Oval
Point
Radius |
Cone Point
Angle |
Half-Dog Point |
Socket
Width
Across
Flat |
Nominal
Screw
Lengths |
Minimum
Key
Engagement |
90°±2°
these
lengths
& over. |
Diameter |
Length |
| Max. |
Min. |
Max. |
Min. |
Max. |
Min. |
Max. |
Min. |
Max. |
Min. |
Nom. |
Cup &
Flat |
Cone &
Oval |
Half-
Dog |
| 1.6mm |
0.80 |
0.55 |
0.80 |
0.55 |
1.60 |
1.20 |
3 |
0.80 |
0.55 |
0.53 |
0.40 |
0.7 |
1.5
2
2.5
3 |
0.6
0.8
1.0
1.25 |
0.6
0.8
1.0
1.25 |
...
0.6
0.7
1.25 |
| 2mm |
1.00 |
0.75 |
1.00 |
0.75 |
1.90 |
1.50 |
3 |
1.00 |
0.75 |
0.64 |
0.50 |
0.9 |
1.5
2
2.5
3
4 |
0.6
0.8
1.0
1.2
1.5 |
0.6
0.8
1.0
1.2
1.5 |
...
...
0.8
1.2
1.5 |
| 2.5mm |
1.20 |
0.95 |
1.50 |
1.25 |
2.28 |
1.88 |
4 |
1.50 |
1.25 |
0.78 |
0.63 |
1.3 |
2
2.5
3
4 |
0.7
1.0
1.5
1.8 |
0.7
1.0
1.3
1.8 |
...
0.9
1.2
1.8 |
| 3mm |
1.40 |
1.15 |
2.50 |
2.25 |
2.65 |
2.25 |
4 |
2.00 |
1.75 |
0.92 |
0.75 |
1.5 |
2
2.5
3
4
5 |
0.6
1.1
1.5
2.1
2.1 |
...
0.7
1.0
1.5
2.1 |
...
...
1.0
2.0
2.1 |
| 4mm |
2.00 |
1.75 |
2.50 |
2.25 |
3.80 |
3.00 |
5 |
2.50 |
2.25 |
1.20 |
1.00 |
2 |
2.5
3
4
5
6 |
1.0
1.3
1.8
2.3
2.3 |
...
1.0
1.5
2.0
2.3 |
...
1.0
1.5
2.0
2.0 |
| 5mm |
2.50 |
2.25 |
3.50 |
3.20 |
4.55 |
3.75 |
6 |
3.50 |
3.20 |
1.37 |
1.25 |
2.5 |
3
4
5
6
8 |
1.2
2.0
2.7
2.7
2.7 |
...
1.2
1.7
2.0
2.7 |
...
...
2.0
2.3
2.3 |
| 6mm |
3.00 |
2.75 |
3.50 |
3.20 |
4.55 |
3.75 |
8 |
4.00 |
3.70 |
1.74 |
1.50 |
3 |
4
5
6
8 |
1.8
2.5
3.0
3.0 |
...
1.8
2.7
3.0 |
...
1.5
2.0
3.0 |
| 8mm |
5.00 |
4.70 |
5.50 |
5.20 |
6.80 |
6.00 |
10 |
5.50 |
5.20 |
2.28 |
2.00 |
4 |
5
6
8
10 |
1.8
2.5
4.0
4.0 |
...
2.3
3.5
4.0 |
...
1.8
3.0
4.0 |
| 10mm |
6.00 |
5.70 |
7.00 |
6.64 |
8.30 |
7.50 |
12 |
7.00 |
6.64 |
2.82 |
2.50 |
5 |
6
8
10
12 |
2.0
3.6
5.0
5.0 |
...
3.0
4.0
5.0 |
...
2.5
4.0
5.0 |
| 12mm |
8.00 |
7.64 |
8.50 |
8.14 |
9.80 |
9.00 |
16 |
8.50 |
8.14 |
3.35 |
3.00 |
6 |
8
10
12
16 |
3.0
4.5
6.0
6.0 |
...
3.8
5.0
6.0 |
...
3.5
5.0
6.0 |
| 16mm |
10.00 |
9.64 |
12.00 |
11.57 |
12.80 |
12.00 |
20 |
12.00 |
11.57 |
4.40 |
4.00 |
8 |
10
12
16
20 |
3.0
4.8
8.0
8.0 |
...
3.0
6.0
8.0 |
...
3.0
6.0
8.0 |
| 20mm |
13.57 |
13.57 |
15.00 |
14.57 |
15.80 |
15.00 |
25 |
15.00 |
14.57 |
5.45 |
5.00 |
10 |
12
16
20
25 |
...
6.0
9.0
10.0 |
...
5.0
8.0
10.0 |
...
5.0
8.0
10.0 |
| 24mm |
16.00 |
15.57 |
18.00 |
17.57 |
18.80 |
18.00 |
30 |
18.00 |
17.57 |
6.49 |
6.00 |
12 |
16
20
25
30 |
5.0
8.0
12.0
12.0 |
...
7.0
10.0
12.0 |
...
6.0
10.0
12.0 |
All dimensions on this table are in millimeters. |
