Knipex Precision Insulation Strippers with Adapted Blades US Spec (AWG) - Knipex 12 12 14, These precision insulation strippers from Knipex have been designed for cables in accordance with the American specification (AWG). The strippers can also be used for difficult-to-remove insulating materials made of PTFE, silicone, Radox®, Kapton® and rubber. Manufactured to a high standard with a body made of steel, and a special tool steel blade, oil-hardened. The replaceable shaped blade has been adapted precisely to the respective conductor cross-section, while a second pair of blades holds the remaining insulation reliably in place. Knipex 12 12 14 Precision Insulation Strippers With Adapted Blades US Spec (AWG)