Plier & Multi-Purpose Tools Material : SUS420J2 , 301 , 420HC (1.4034) , 440A , 440C , PH17-4(SUS630) . Finish : Satin polish , Tumble polish , Black oxide , Ti anodized , TiN(Black) coated , anodized , EP , Bead blasted , Black Teflon coated .