Castroviejo Micro Needle Holder Curved 18 cm with Tungsten Carbide (TC) Inserts engineered for microvascular anastomosis, plastic reconstruction, and neurosurgical procedures. Features precision micro-serrated tungsten carbide jaws for non-slip grip on delicate suture needles (5-0 to 8-0) and spring-action handles with an instant-release ratchet. Fully resilient to 134°C steam autoclaving, UPA coded, backed by registered tax e-invoicing and Alreda Medical's unconditional Direct Replacement Warranty.