Meet the Diablo DS0408CF3 Steel Demon™ Carbide Teeth Reciprocating Saw Blades—the first carbide-tipped blades purpose-built for extreme metal cutting. Crafted to conquer thick metals—from high-strength alloys to cast iron and stainless steel—these 4" blades redefine durability and control in demanding fabrication tasks.

• Carbide-tipped precision with TiCo Hi-Density carbide: delivers up to 50X longer life than standard bi-metal blades when cutting metal in the 3/16" to 9/16" range, so you spend less time changing blades and more time building.
• 4" length with 8TPI design: optimizes deep cuts in thick metal while balancing fast material removal with a smoother finish, ideal for stainless steel, cast iron, and tough alloys.
• Oversized blade body: helps produce straighter cuts with noticeably less vibration and chatter, even when you’re pushing through dense metal.
• Enhanced tip-to-blade connection: adds extreme impact resistance to withstand aggressive plunges and heavy-duty plunging cuts common in metal fabrication.
• Perma-SHIELD® non-stick coating: fights heat buildup, resists gumming, and protects against corrosion for longer blade life in tough cutting environments.

This 3-pack is tailor-made for professionals and serious DIYers who regularly tackle thick metal in automotive fabrication, structural steel work, HVAC duct work, and metal projects where precision, durability, and speed matter. The DS0408CF3 blades excel in applications that demand aggressive metal removal without sacrificing control or blade life.

Why this blades set stands apart

• Carbide-tipped performance specifically engineered for thick metal—from 3/16" to 9/16"—where standard blades wear out quickly.
• Longer-lasting cuts translate to fewer blade changes, reduced downtime, and faster project completion.
• Design features that minimize vibration and maximize straightness for clean, accurate cuts in hard metals.

Practical usage tips

• Use steady, controlled feed pressure to take advantage of the carbide teeth and avoid bogging the blade down.
• Let the blade do the work—avoid forcing the cut; maintain a consistent speed to reduce heat buildup.
• Cutting through stainless steel or cast iron? Start with a pilot groove if your saw allows, then complete the full depth with the 4" blade.
• Store blades dry and clean to preserve the Perma-SHIELD coating and maximize blade life.

With the Diablo DS0408CF3 4" 8TPI Steel Demon™ Carbide Teeth Reciprocating Saw Blades, you’re equipping your toolbox with a purpose-built solution that delivers longer life, tighter cuts, and dependable performance when the metal gets tough. Three blades ready to tackle your next heavy-duty metal project.