Milwaukee 48-01-6188 9-Inch, 18 Teeth per Inch, Super Sawzall Blades, 50-Pack The product is easy to use The product is durable The product is manufactured in United States 18 TPI, 9" length, bi-metal construction 1/2" universal tang fits all Sawzalls 50 blades per box For cutting metal 1/8" thru 3/16", conduit, tubing, channels, and pipe Limited warranty