W14018G is specially designed for stripping high-temperature wire insulations made of thermostable materials such as Teflon* Kapton* silicone rubber etc of 18 AWG (1.02 mm / 0.0402 in).
This cartridge works with WS140 Precision High-Temperature Wire Stripper Tweezers which has an adjustable strip length gauge to select the stripping length. Both cartridges are included in this reference.
* Registered Trade Marks of DuPont