Milwaukee 48-43-0600 12-Inch, 14 Teeth per Inch, Bi-Metal Hacksaw Blades, 10-Pack The product is easy to use The product is durable The product is manufactured in United States 14 TPI, 12 inch length, Bi-Metal construction Can be used in any 12 inch Hack Saw frame 10 blades per pack Ideal for cutting carbon steel, drill rod and other solid and large diameter hard materials Limited Warranty