Fein Professional Top Line Extra-Long Bi-Metal Jigsaw Blades, 12 TPI - 5-Pack The FEIN 4-3/8" Extra-Long Jigsaw Blade is a rugged, industrial-grade cutting solution designed specifically for tackling deep profiles and medium-walled structural materials. With an extended length of 110 mm, this blade provides the necessary reach to perform perfectly straight cuts through thick pipes, hollow profiles, and layered sandwich materials. The aggressive 12 TPI configuration is engineered for high-speed material removal while maintaining precision in demanding substrates such as stainless steel (INOX), aluminum, and fiber-reinforced composites like CFRP and GFRP. Constructed from premium Bi-Metal with a hardened High-Speed Steel (HSS) edge, this Top Line series blade offers superior heat resistance and an exceptional service life, making it the essential choice for heavy-duty plumbing, HVAC, and industrial fabrication.
Features
Aggressive 12 TPI Pitch: Optimized for rapid work progress in medium-thick metals, aluminum profiles, and reinforced plastics.
Extended 4-3/8" (110 mm) Length: Provides the depth required to cut through thick pipes, hollow sections, and deep structural profiles in a single pass.
Bi-Metal Industrial Build: Features a high-strength flexible body fused to a hardened HSS cutting edge for maximum durability and resistance to blade breakage.
Broad Material Versatility: Specifically designed for high-performance cutting in stainless steel, INOX, non-ferrous metals, epoxy, and fiber-reinforced plastics.
Top Line Professional Performance: FEIN’s premier industrial blade line, delivering significantly more cuts per blade than standard alternatives.
High-Stability Tracking: The reinforced, extra-long body is designed to resist deflection, ensuring vertical accuracy and a cleaner finish on the workpiece.
Value 5-Pack: A convenient bulk supply of specialized blades to ensure maximum uptime for professional contractors and metal fabricators.
Get exclusive deals, new product alerts, and expert tool tips—straight to your inbox, so you never miss a bargain or the latest innovations in the tool world.