Cooper Tools 63220 SS1024 Shatterproof 10" x 24 TPI Hacksaw Blade (2 Blades per Card)Cooper Hand Tools, a division of Cooper Industries, Inc., manufactures and markets many well-known brands of hand tools, chain, and electronic soldering products, including Campbell chain, Crescent brand wrenches and pliers, Lufkin measuring tools, Nicholson files and saws, Plumb hammers, H.K. Porter bolt cutters, Weller soldering products, and Wiss snips.Cooper Tools 63220 SS1024 Shatterproof 10" x 24 TPI Hacksaw Blade (2 Blades per Card) Features:; Solid high carbon steel; Tempered to provide hard edge with flexible back; Specially hardened to induce toughness; Economy blade for sawing light to medium-hard materials; A good balance of wear resistance, mechanical shock absorbing properties; Virtually unbreakable Cooper Tools 63220 SS1024 Shatterproof 10" x 24 TPI Hacksaw Blade (2 Blades per Card) Specifications:; UPC Code: 037103632203; Length (Inches): 10; TPI/PPI: 24; Packaging: Peg Hook/Retail Packaging; Specially hardened to induce toughness; Blade not recommended for higher carbon or alloyed steels; 1/2" wide; .025" thick; 24 tpi