The type dimension of the CNC Cutting Tool market is organized around four primary material categories: Carbide inserts, High‑Speed Steel (HSS) tools, Ceramic tools, and Diamond‑coated tools. Carbide inserts dominate the segment, accounting for roughly 55 % of total revenue, driven by superior hardness, thermal stability, and extended tool life in high‑speed machining. HSS tools, contributing about 25 % of the market, retain relevance in low‑speed, high‑material‑removal‑rate operations where cost sensitivity is paramount. Ceramic tools, with a 12 % share, are favored for high‑temperature, high‑speed cutting of cast iron and hardened steels, offering exceptional wear resistance but limited toughness. Diamond‑coated tools, representing the remaining 8 %, serve niche applications requiring ultra‑fine surface finishes and machining of non‑ferrous, abrasive composites. Together, these categories delineate the market taxonomy, illustrating how material properties and cost structures shape overall market size and growth trajectories.