Precision ground, super-efficient bi-metal blade which is faster and lasts longer on tough materials. The high-speed steel cutting edge is welded to a tough alloy steel back providing optimum tool life together with a high resistance to breakage. Blade cross section 13 x 0.65 mm (1/2 x 0.025 Inch).

50 x Starrett ;Bi-Metal Unique Safe-Flex Hacksaw Blades 300mm (12in) x 18tpi