Product Info Catalog Tools Hand Saws, Chisels & Shears Hacksaw Blades, Bi-Metal, 24-TPI, 12-In. 10-Pk. Hacksaw Blades, Bi-Metal, 24-TPI, 12-In. 10-Pk. Request a Quote UPC: 82472201451 SKU: 199995 Model Number: 20145V224HE Lenox, 10 Pack, 12", 24 Tooth, Bi-Metal Hacksaw Blade, Shatter Resistant, Bi-Metal Construction Allows Blades To Bend & Flex Without Breaking, Longer Life, Tuff Tooth Design Eliminates Tooth Strippage.