21 TPI tooth profile for smooth, fast cuts in metal. For pipes & tubes (less than 63.5 dia), angle iron, sheet metal (10-16 guage) and thin metals (up to 3mm). Bi-Metal construction flexes and resists breaking for durability and long life.
 
Produces clean straight cuts with a good surface finish in timber and composite timber. T-shank design allows allows user to quickly change blades without using an external tool and provides maximum grip and stability which fits all professional jig saw brands. Proper lubricant is recommended when cutting metal.