WHOLESALE 10 PACK HACK SAW BLADES 12" size fits most hacksaw frames. Ideal for cutting angles, channels, drill rod, pipe conduit, tubing thicker than 18 gauge, and more. Medium (24 TPI), wavy set teeth, flexible non shatter design. ⚠ WARNING: This product can expose you to LEAD, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.