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NOTE: Torque values in in. lbs.<br />
Minimum values calculated for maximum bore size and minimum shank size.<br />
Maximum values calculated for minimum bore size and maximum shank size.<br />
www.kennametal.com<br />
milling<br />
chuck<br />
Gripping Strength Comparison Chart • Metric<br />
Shrink Fit<br />
Gripping Strength Comparison Chart • Inch<br />
<strong>Technical</strong> <strong>Information</strong><br />
Gripping Strength Comparison Chart<br />
standard (Nm) high torque (Nm)<br />
mm Nm min max min max<br />
3 — 3.3 11 — —<br />
4 — 5.2 16 — —<br />
5 — 6.8 20 — —<br />
6 — 19 116 — —<br />
8 — 26 176 — —<br />
10 — 91 312 — —<br />
12 — 132 445 269 582<br />
14 — 169 546 346 723<br />
16 — 253 587 444 779<br />
18 — 304 865 540 1101<br />
20 1127 412 1049 654 1292<br />
25 1666 901 1896 1233 2227<br />
32 2347 1033 2079 1338 2384<br />
40 — 1907 3482 2432 4007<br />
50 — 2651 4465 3029 4843<br />
milling<br />
chuck<br />
Shrink Fit<br />
standard (ft. lbs.) high torque (ft. lbs.)<br />
in ft. lbs. min max min max<br />
1/8 — 3.2 13 — —<br />
3/16 — 4.6 19 — —<br />
1/4 — 13 86 — —<br />
5/16 — 18 117 — —<br />
3/8 — 53 196 — —<br />
7/16 — 65 269 — —<br />
1/2 — 111 340 225 455<br />
9/16 — 160 410 285 535<br />
5/8 — 172 442 307 576<br />
11/16 — 262 648 427 814<br />
3/4 831 336 797 509 970<br />
7/8 — 363 791 524 951<br />
1 1229 674 1382 939 1647<br />
1 1/4 1731 784 1445 1115 1775<br />
1 1/2 — 1132 1818 1389 2075<br />
2 — 1942 3049 2357 3465<br />
M105<br />
<strong>Technical</strong> <strong>Information</strong>
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