National Abrasives Replacement Saw Blades.030 4 in. 3 pk. are a ready-to-use set of replacement blades designed for compact cutting tools, delivering fast, rough-cut performance for workshop tasks.

• Size / Thickness: 4" diameter with a 0.030" blade thickness; compatible with 4" blade tools and part of a family that also includes 3" options (.025 and.035).
• Construction: Reinforced fiberglass core for improved durability and resistance to bending during cuts.
• Finish: Rough finish to promote aggressive material removal and quicker progress on each cut.
• Performance: Max speed up to 20,140 RPM; use within your tool’s rated RPM for safe, efficient operation.
• Pack Size: Sold as a 3-pack, providing reliable backups to minimize downtime on ongoing projects.
• Safety / Compliance: Prop65 warning; contains crystalline silica; wear appropriate PPE and follow dust-control guidelines when cutting.

These blades are designed to deliver consistent, practical results in small-diameter cutting tasks, helping you finish fabrication and repair projects more efficiently. The 0.030" thickness offers a balance between aggressive material removal and control, while the reinforced fiberglass construction helps extend blade life under typical workshop use. With a 3-pack, you’ll have dependable replacements on hand for ongoing work, reducing downtime between blad replacements. When using these blades, ensure your tool is rated for the RPM and always follow safety practices to manage dust and protect your lungs.