CMX | Aircraft Wing Repair Application and Parts List

Coldwork CMX Tooling

Sleeveless (Split Mandrel) Tooling

The WCI patented split-mandrel process, as introduced in 1983, does not use a disposable sleeve. Instead, it uses an automatically lubricated, longitudinally split mandrel, allowing it to partially collapse to facilitate insertion into the hole. After insertion, a small pilot is pushed through the inner diameter of the mandrel, retaining the splits of the mandrel in a solid position as it is withdrawn back through the hole.

Scroll to find the proper final hole/start hole combination. Click on the link to view the proper tooling.

Nominal Hole Size Mandrel Tool Code Start Hole Min Start Hole Max Final Hole Min Final Hole Max  
5/32 4-2 0.140 0.142 0.1709 Get More Specs
11/64 4-3 0.155 0.157 0.1864 Get More Specs
3/16 6-0 0.170 0.172 0.1994 Get More Specs
13/64 6-1 0.183 0.185 0.2149 Get More Specs
7/32 6-2 0.198 0.200 0.2304 Get More Specs
15/64 6-3 0.213 0.215 0.2464 Get More Specs
1/4 8-0 0.228 0.230 0.2619 Get More Specs
17/64 8-1 0.243 0.245 0.2774 Get More Specs
9/32 8-2 0.258 0.260 0.2929 Get More Specs
19/64 8-3 0.273 0.275 0.3089 Get More Specs
5/16 10-0 0.289 0.291 0.3247 Get More Specs
21/64 10-1 0.304 0.306 0.3399 Get More Specs
11/32 10-2 0.319 0.321 0.3554 Get More Specs
23/64 10-3 0.334 0.336 0.3714 Get More Specs
3/8 12-0 0.350 0.352 0.3869 Get More Specs
25/64 12-1 0.365 0.367 0.4024 Get More Specs
13/32 12-2 0.380 0.382 0.4179 Get More Specs
27/64 12-3 0.396 0.398 0.4339 Get More Specs
7/16 14-0 0.411 0.413 0.4490 Get More Specs
29/64 14-1 0.426 0.428 0.4699 Get More Specs
15/32 14-2 0.441 0.443 0.4804 Get More Specs
31/64 14-3 0.456 0.458 0.4959 Get More Specs
1/2 16-0 0.470 0.472 0.5119 Get More Specs
33/64 16-1 0.486 0.488 0.5274 Get More Specs
17/32 16-2 0.501 0.503 0.5429 Get More Specs
35/64 16-3 0.516 0.518 0.5579 Get More Specs
9/16 18-0 0.532 0.534 0.5739 Get More Specs
37/64 18-1 0.548 0.550 0.5894 Get More Specs
19/32 18-2 0.563 0.565 0.6049 Get More Specs
39/64 18-3 0.578 0.580 0.6209 Get More Specs
5/8 20-0 0.593 0.595 0.6364 Get More Specs
41/64 20-1 0.608 0.610 0.6519 Get More Specs
21/32 20-2 0.623 0.625 0.6674 Get More Specs
43/64 20-3 0.638 0.640 0.6844 Get More Specs