Reed's Z2108 is a Portable Power Hack Saw Blade (package of 10). It weighs. 5 lbs. This bi-metal, portable, power hack saw blade has been specifically designed for speed, straightness of cut, long-life, and safety. It is ideal for the Reed Saw It and heavy-duty power hack saws made by Wider, Fein, and . It's extra blade depth (1-3/8) and the Matrix high-speed steel (HSS) cutting edge allow a straighter cut, and it's bi-metal blade construction reduces the tendency of solid HSS blades to shatter. It measures 21 In. L X 1-3/8" W X. 62 T.