The proprietary Nickel Boron formulation and a remarkable technology proves that not all Nickel Boron coatings are created equal. WMD has been a pioneer in of Nickel Boron technology in the firearms industry, and not only is our coating formula unique, it is also the application process. Magazine Catch, NiB-XA(R) coating provides the optimal combination of hardness, wear resistance, lubricity, and corrosion resistance. The coating has a hardness of HRc 70 and a coef