Fractional Hex Die, 1/2-20 National Fine, 1-In.

Discover the 1‑Inch 1/2‑20 National Fine Fractional Hex Die, a compact threading tool engineered for exacting hand‑cut applications. Crafted from high‑carbon steel, this die delivers a crisp 1‑inch flat‑to‑flat dimension while offering superior durability. Its heat‑treated, tempered construction guarantees a hardened thread profile that resists wear over countless projects.

Why it matters: This die provides reliable, repeatable thread cuts, eliminating the frustration of uneven fasteners and saving valuable time on assembly tasks. Whether you’re restoring vintage equipment or building new machinery, the precision‑cut threads ensure a perfect fit every time.

• Heat‑treated high‑carbon steel: Provides a hardened surface for long‑lasting performance and resistance to deformation.
• National Fine 1/2‑20 thread: Delivers the exact pitch required for aerospace‑grade and automotive applications.
• 1‑inch across flats: Compact size fits snugly into standard hex sockets for convenient handling.
• Precision‑cut threads: Guarantees consistent thread depth and alignment for flawless fastening.
• Optimized for hand threading: Ergonomic profile allows smooth manual operation without the need for power tools.

Elevate your workshop: With this fractional hex die, you gain a reliable, high‑precision threading solution that stands up to demanding jobs. Its robust construction and exacting tolerances make it an essential addition to any professional mechanic’s or hobbyist’s toolkit, delivering confidence in every turn.