Hack Saw Blades 12"- 18 Teeth/Inch - Great, durable High Speed Saw Blades for fast, stable cuts.Hack Saw Blades 12"- 18 Teeth/Inch features include: Blades Offer a Super-Sharp High Speed Cutting Edge Bi-Metal Blades Combine the Toughness and Shock Resistance of an Alloy with the Cutting Ability of High Speed Steel Outlasts Conventional Blades up to 3 Times Longer High Resistance to Breaking and Requires Fewer Blade Changes High Speed Saw Blades Can Be Used In Any Hack Saw Frame Packed in Hanging See-Through Plastic Pouch Order Qty of 10 = 1 Pack of 10 Blades Below is more info on our Hack Saw Blades 12"- 18 Teeth/Inch