Reciprocating Saw Blades Primary Material Application Metal Thick Metal Materials Cut Cast Iron Ferrous Metals High Strength Alloys Stainless Steel Blade Length 6 in 9 in Blade Width 1 in Teeth per Inch 14 18 24 7 Blade Thickness 1/20 in Cut Width 0.035 in Blade Material Bi-Metal Tip Material Bi-Metal Tipped Nitrus Carbide Back Style Straight Number of Cutting Edges 1 Cutting Edge Style Rigid for Straight Cuts For Use With Saw Type Reciprocating Saws