Classic Series Boschert Safety Chuck
All Sizes Available as STO/FLO (without shaft) or STW/FLW Models (with shaft)
| Size |
Maximum
Weight/Pounds |
Maximum
Torque
Ft/Lbs. |
Maximum
RPM’S |
Available
Square opening |
Mini
14-20
|
330 |
29 |
1350 |
20mm and .75" |
19-25
|
880 |
90 |
1350 |
25mm and 1" |
| 22-30 |
1760 |
130 |
1350 |
30mm and 1.25" |
| 30-40 |
3520 |
250 |
1350 |
40mm and 1.5" |
| 40-50 |
6200 |
800 |
1350 |
50mm and 2" |
| 50-80 |
15400 |
1700 |
1100 |
80mm and 3.125" |
| 80-120 |
26450 |
7300 |
900 |
120mm and 4.75" |
| 120-180 |
48500 |
14800 |
700 |
180mm and 7" |
| 170-200 |
70546 |
18500 |
500 |
200mm and 7.875" |
| 170-230 |
141092 |
30300 |
500 |
230mm and 9" |
