The Irwin Marathon T-Shank Jigsaw Blade with 6 TPI delivers fast, aggressive cuts in thick lumber and construction-grade wood. The carbon steel construction with fleam ground teeth handles hard and softwoods, plastics, laminate, and particle board. Universal T-shank design fits most jigsaw brands without adapters.

• Carbon steel construction for fast cutting in wood, plastic, and laminate
• 6 TPI fleam ground teeth for aggressive cuts in thick material
• 4" blade length for cutting up to 2-1/2" thick material
• Precision-ground teeth for longer blade life
• Universal T-shank fits most jigsaw brands
• 2 blades per pack