BOSCH T121AF3 is a 3-piece jig saw blade set designed to cut metal quickly, smoothly, and with precision. If you’re tackling sheet metal or thin metals, this trio will help you cut cleanly without the drama.

Key Features & Design

• 3-piece set — Each blade is 3-5/8 in long with 21 TPI for fast metal cutting.
• Ferrous and non-ferrous metals — Ideal for sheet metal 10-16 gauge and thin metals 1/16 in. to 1/8 in. thick.
• Tooth geometry — 21 TPI with rigid and backward taper design for speed in metal cutting.
• Material — High-quality Bi-Metal with high-carbon steel for precise, clean cuts and durability.
• Jig Saw compatibility — T-shank design for maximum grip and stability; industry standard that fits most professional and consumer jig saws.
• Cut quality — Optimal tooth spacing, shape, and cutting angle for faster, cleaner cuts.
• Durability — High-durability tooth construction provides a sharp, long-lasting cutting edge.
• Specification details — Blade Cutting Material: Bi-Metal; Blade Cutting Material 0.035; Jig Saw Blade Type: Jig Saw T-Shank Progressive; Tooth Spacing: No; Material Cut: Metal; Tooth Count: 57; Set / Individual: Individual.

Whether you’re a professional tradesperson or a weekend warrior, these blades deliver reliable performance when speed and accuracy matter most. Upgrade your metal-cutting toolkit with Bosch quality that cuts through metal as smoothly as you’d expect from a trusted brand.