Reciprocating Saw Blade Set, Primary Material Application General Purpose, Materials Cast Iron, Composition Material, Ferrous Metals, Nail-Embedded Wood, Non-Ferrous Metals, Plastic, Wood, Blade Length 6 in, 8 in, 9 in, Teeth per Inch 14, 24, 8/12, 10, 18, 5, 5, 7/11, Blade Material Bi-Metal, Tip Material Bi-Metal Tipped, Back Style Straight, Tapered, Number of Cutting Edges 1, Cutting Edge Style Rigid for Straight Cuts, For Use With Saw Type Reciprocating Saws