Reciprocating saw blades, can cut all can fast cutting branches processing wet wood, wood, wood, plastic, rubber, composite materials. Saw blades with special high temperature treatment, high hardness and wear resistance is strong, long service life. And S644D applicable to outdoor cutting wood (6-100 - mm), used for fast cutting hard and soft wood (6-100 - mm) of wood board, plywood, 150 mm standard blade length can reach 100 mm cutting ability and is suitable for all the S type reciprocating saw