Expert Quality, Japanese high carbon steel hardened, tempered, straightened and stress relieved to ensure blade straightness. Fine ground blade surface coated in ultra - tough lacquer to prevent corrosion and ease friction during sawing. Triple ground tooth design to allow fast cutting and sawdust removal in both forward and reverse action. Each tooth is hardened to prevent tooth snap. Shock - absorbing, ergonomic soft grip handle. Features and BenefitsExpert QualityJapanese high carbon steel hardened, tempered, straightened and stress relieved to ensure blade straightnessFine ground blade surface coated in ultra-tough lacquer to prevent corrosion and ease friction during sawingTriple ground tooth design to allow fast cutting and sawdust removal in both forward and reverse actionEach tooth is hardened to prevent tooth snapShock-absorbing, ergonomic soft grip handle