|
|
| Screw Size |
Decimal
Equiv. |
|
Hex Key |
Screw Head |
|
Counterbore |
Countersink
Diam, in, 60°
(C) |
|
Clearance Drills
(D) |
| Diam, in |
Height, in |
Diam, in
(A) |
Depth, in
(B) |
Norm. Fit |
Close Fit |
|
| No. 0 |
0.060 |
0.050 |
0.096 |
0.060 |
1/8 |
0.060 |
0.074 |
#49 |
#51 |
| No. 1 |
0.073 |
1/16 |
0.118 |
0.073 |
5/32 |
0.073 |
0.087 |
#43 |
#46 |
| No. 2 |
0.086 |
5/64 |
0.140 |
0.086 |
3/16 |
0.086 |
0.102 |
#36 |
3/32" |
| No. 3 |
0.099 |
5/64 |
0.161 |
0.099 |
7/32 |
0.099 |
0.115 |
#31 |
#36 |
| No. 4 |
0.112 |
3/32 |
0.183 |
0.112 |
7/32 |
0.112 |
0.130 |
#29 |
1/8" |
| No. 5 |
0.125 |
3/32 |
0.205 |
0.125 |
1/4 |
0.125 |
0.145 |
#23 |
9/64" |
| No. 6 |
0.138 |
7/64 |
0.226 |
0.138 |
9/32 |
0.138 |
0.158 |
#18 |
#23 |
| No. 8 |
0.164 |
9/64 |
0.270 |
0.164 |
5/16 |
0.164 |
0.188 |
#10 |
#15 |
| No. 10 |
0.190 |
5/32 |
0.312 |
0.190 |
3/8 |
0.190 |
0.218 |
#2 |
#5 |
| No. 12 |
0.216 |
5/32 |
0.345 |
0.216 |
13/32 |
0.216 |
|
1/4" |
15/64" |
| Screw Size |
Decimal
Equiv. |
|
Hex Key |
Screw Head |
|
Counterbore |
Countersink
Diam, in, 60°
(C) |
|
Clearance Drills
(D) |
| Diam, in |
Height, in |
Diam, in
(A) |
Depth, in
(B) |
Norm. Fit |
Close Fit |
|
| 1/4" |
0.250 |
3/16 |
0.375 |
0.250 |
7/16 |
0.250 |
0.278 |
9/32" |
17/64" |
| 5/16" |
0.313 |
1/4 |
0.469 |
0.313 |
17/32 |
0.313 |
0.346 |
11/32" |
21/64" |
| 3/8" |
0.375 |
5/16 |
0.563 |
0.375 |
5/8 |
0.375 |
0.415 |
13/32" |
25/64" |
| 7/16" |
0.438 |
3/8 |
0.656 |
0.438 |
23/32 |
0.438 |
0.483 |
15/32" |
29/64" |
| 1/2" |
0.500 |
3/8 |
0.750 |
0.500 |
13/16 |
0.500 |
0.552 |
17/32" |
33/64" |
| 9/16" |
0.563 |
7/16 |
0.844 |
0.563 |
29/32 |
0.563 |
|
39/64" |
37/64" |
| 5/8" |
0.625 |
1/2 |
0.938 |
0.625 |
1 |
0.625 |
0.689 |
21/32" |
41/64" |
| 3/4" |
0.750 |
5/8 |
1.125 |
0.750 |
1-3/16 |
0.750 |
0.828 |
25/32" |
49/64" |
| 7/8" |
0.875 |
3/4 |
1.313 |
0.875 |
1-3/8 |
0.875 |
0.963 |
29/32" |
57/64" |
| 1" |
1.000 |
3/4 |
1.500 |
1.000 |
1-5/8 |
1.000 |
1.100 |
1-1/32" |
1-1/64" |
| 1-1/8" |
1.125 |
7/8 |
1.688 |
1.125 |
1-13/16 |
1.125 |
|
1-11/64" |
#26 |
| 1-1/4" |
1.250 |
7/8 |
1.875 |
1.250 |
2 |
1.250 |
1.370 |
1-5/16" |
1-9/32" |
| 1-1/2" |
1.500 |
1 |
2.250 |
1.500 |
2-3/8 |
1.500 |
1.640 |
1-9/16" |
1-17/32" |
| 1-3/4" |
1.750 |
1-1/4 |
2.625 |
1.750 |
2-3/4 |
1.750 |
1.910 |
1-13/16" |
1-25/32" |
| 2" |
2.000 |
1-1/2 |
3.000 |
2.000 |
3-1/8 |
2.000 |
2.180 |
2-1/16" |
2-1/32" |
| Screw Size |
Decimal
Equiv. |
|
Hex Key |
Screw Head |
|
Counterbore |
Countersink
Diam, mm, 60°
(C) |
|
Clearance Drills
(D) |
| Diam, mm |
Height, mm |
Diam, mm
(A) |
Depth, mm
(B) |
Norm. Fit |
Close Fit |
|
| M1.6 |
0.062 |
1.5 |
3.0 |
1.6 |
3.50 |
1.6 |
2.0 |
1.95 |
1.80 |
| M2 |
0.078 |
1.5 |
3.8 |
2.0 |
4.40 |
2.0 |
2.6 |
2.40 |
2.20 |
| M2.5 |
0.098 |
2 |
4.5 |
2.5 |
5.40 |
2.5 |
3.1 |
3.00 |
2.70 |
| M2.6 |
0.102 |
2 |
5.0 |
2.6 |
6.00 |
2.6 |
|
3.20 |
3.00 |
| M3 |
0.118 |
2.5 |
5.5 |
3.0 |
6.50 |
3.0 |
3.6 |
3.70 |
3.40 |
| M4 |
0.157 |
3 |
7.0 |
4.0 |
8.25 |
4.0 |
4.7 |
4.80 |
4.40 |
| M5 |
0.196 |
4 |
8.5 |
5.0 |
9.75 |
5.0 |
5.7 |
5.80 |
5.40 |
| M6 |
0.236 |
5 |
10.0 |
6.0 |
11.20 |
6.0 |
6.8 |
6.80 |
6.40 |
| M8 |
0.315 |
6 |
13.0 |
8.0 |
14.50 |
8.0 |
9.2 |
8.80 |
8.40 |
| M10 |
0.393 |
8 |
16.0 |
10.0 |
17.50 |
10.0 |
11.2 |
10.80 |
10.50 |
| M12 |
0.472 |
10 |
18.0 |
12.0 |
19.50 |
12.0 |
14.2 |
13.00 |
12.50 |
| M14 |
0.551 |
12 |
21.0 |
14.0 |
22.50 |
14.0 |
16.2 |
15.00 |
14.50 |
| M16 |
0.629 |
14 |
24.0 |
16.0 |
25.50 |
16.0 |
18.2 |
17.00 |
16.50 |
| M18 |
0.708 |
14 |
27.0 |
18.0 |
28.50 |
18.0 |
|
19.00 |
18.50 |
| M20 |
0.787 |
17 |
30.0 |
20.0 |
31.50 |
20.0 |
22.4 |
21.00 |
20.50 |
| M24 |
0.944 |
19 |
36.0 |
24.0 |
37.50 |
24.0 |
26.4 |
25.00 |
24.50 |
| M30 |
1.181 |
22 |
45.0 |
30.0 |
47.50 |
30.0 |
33.4 |
31.50 |
31.00 |
| M36 |
1.417 |
27 |
54.0 |
36.0 |
56.50 |
36.0 |
39.4 |
37.50 |
37.00 |
| M42 |
1.653 |
|
63.0 |
42.0 |
66.00 |
42.0 |
45.6 |
44.00 |
43.00 |
| M48 |
1.889 |
|
72.0 |
48.0 |
75.00 |
48.0 |
52.6 |
50.00 |
49.00 |
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