Regular -duty design with drop-forged Carbon Steel frames for general-purpose insustrial service.
Frame - heat-treated, drop-forged Carbon Steel
Anvil - extra-large; broached for flatness.
Screws - heat-treated steel, smoothly "rolled" threads; steel sliding-pin handle.
Swivels - turned steel; ball-and-socket type.
| Stock Number |
Open Capacity |
Depth of Throat |
Diameter of Screw |
Test Load (Minimum) |
| Max. |
Min. |
| 401-1/2 |
1-1/2" |
0 |
1-3/8" |
3/8" |
1,400 lbs. |
| 402 |
2" |
0 |
2" |
1/2" |
3,300 lbs. |
| 403 |
3" |
0 |
2-3/8" |
1/2" |
3,500 lbs. |
| 404 |
4" |
0 |
2-3/4" |
3/4" |
4,100 lbs. |
| 406 |
6" |
0 |
3-5/8" |
3/4" |
5,400 lbs. |
| 408 |
8" |
0 |
4-1/2" |
3/4" |
5,900 lbs. |
| 410 |
10" |
3 |
5-3/8" |
3/4" |
6,200 lbs. |
| 412 |
12" |
4 |
5-3/4" |
7/8" |
9,300 lbs. |
