Kt So Zipset 8 Exclusive

Standard bits are made of S2 steel. The version of the ZipSet 8 is rumored to use a proprietary Vanadium-enhanced S7 tool steel or a Titanium Nitride (TiN) coating. This results in:

In the tool industry, acronyms matter. KT SO generally stands for a collaboration between and S.O. (Special Operations) or a German "SystemO" standard. This certification guarantees that the KT SO ZipSet 8 Exclusive meets ISO 1173 (standard for screwdriver bits) and DIN 3126. kt so zipset 8 exclusive