Solid Carbide Internal Spline Broach

Carbide Hard Broaching Tools – Reliable Solutions for High‑Efficiency Post‑Heat‑Treatment Gear Finishing

Carbide hard broaching tools are high‑performance broaches specifically designed for post‑heat‑treatment gear finishing, widely used in automotive transmission gears, aero‑engine transmission gears, industrial reducer gears, and other high‑end manufacturing applications. Manufactured from premium cemented carbide substrates with high‑performance coatings, these tools offer exceptional wear resistance and heat resistance. Their sharp yet tough cutting edges effectively handle the challenges of high‑hardness materials (HRC 58–62) in a single broaching pass, delivering gears with precise dimensions and smooth surfaces—making them the ideal choice for high‑precision, high‑efficiency post‑heat‑treatment gear machining.