A new blade design that delivers up to 100% longer blade life versus the prior generation of Lenox hacksaw blades. Bi-metal construction allows blades to bend and flex without breaking. Saw blades cut through black pipe, Unistrut, copper pipe, hardened steel, threaded rod and rebar.
![Lenox T2 Technology Hacksaw Blades, 10" x 1/2", 18 TPI #20140V018HE (10/Pkg.) Lenox T2 Technology Hacksaw Blades, 10" x 1/2", 18 TPI #20140V018HE (10/Pkg.)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/136878/181456/HacksawBlades__30873.1443800990.jpg?c=2)