Bahco 3906 Sandflex HSS Bi-Metal Hacksaw Blades 12\" X 32TPI (100 Pack) The Bahco 3906 sandflex HSS bi-metal hacksaw blades are virtually unbreakable and shatterproof bi-metal blade with precision ground teeth for all kinds of metal sawing. They are compatible with many of the Bahco Hacksaw Frames such as the 319. Features: With a blade made of strong, flexible spring steel and a tooth line in high-alloyed super high-speed steel, this blade is guaranteed to keep its sharpness for a long time The new SANDFLEX blade combines extreme cutting performance and wear resistance with a high degree of flexibility and is vastly superior to all-hard high-speed blades or conventional, flexible blades 10 bundles of 10 blades in a black, plastic box with transparent cover Specification: Length - 12\"/300mm 32 TPI Pack of 100 Net Weight: 1.77kg