Lenox 121439KPE 9 Piece Bi Metal Reciprocating Saw Blade Set, 6 in 8 in 9 in, 6 10 18 24 TPI G4108237 SAE AS4984A Drive Type Female SAE AS4984A Drive Type Female Square Item Impact Socket Extension Impact Rated Yes Material Alloy Steel Measurement Type SAE Locking Yes Output Drive Type Male Square Number of Points 4 Input Drive Shape Square Output Drive Gender Male Socket Extension Type Standard Input Drive Gender Female Output Drive Shape Square Insulated No Non Sparking No OPC 23190 Metal Detectable No Tool Code B Locking Style Stainless Steel Barb Temp and (2) 818R 8 in 18 TPI Medium Metal Cutting blades 6 Material Bi Metal Tip Material Bi Metal Back Style Straight For Use With Saw Type Reciprocating Saws Shank 1 2" Universal Application General Purpose