1:knife:3.5"paring,5"santuko,6.6"santoku & 7"slicer knife,micarta handle 2:Certificate: ISO9001:2000, CATRA, SGS, and LFGB ... , plus the center layer of VG-10 super steel, HRC60 +/-2 Finish: laminate finish and pattern on blade surface that never ... slicer knife: blade 2.3mm thicknessPackaging: 3pcs/EVA tray/gift box Certificate: ISO9001:2000, CATRA, SGS, and LFGB 4 pieces damascus knife set