The Castroviejo Caliper 3½" Straight 40mm is a precision surgical measuring instrument designed for highly accurate measurements in ophthalmic surgery, microsurgery, plastic surgery, and other delicate medical procedures. Its fine straight tips provide excellent visibility and precise access to small anatomical structures, ensuring reliable measurements during critical surgical applications.

Manufactured from premium surgical-grade stainless steel, this caliper features a smooth screw adjustment mechanism for controlled, repeatable measurements and a clearly engraved 0–40 mm measurement scale for maximum accuracy. The satin finish minimizes glare under surgical lighting while enhancing corrosion resistance and long-term durability.

Fully autoclavable and reusable, this professional instrument is trusted by surgeons, hospitals, surgical centers, and medical distributors throughout the USA for exceptional precision and lasting performance.

Key Features

• Premium Surgical Grade Stainless Steel
• 3½" (90 mm) Overall Length
• Straight Fine Measuring Tips
• 0–40 mm Precision Measuring Scale
• Smooth Screw Adjustment Mechanism
• High Accuracy for Delicate Procedures
• Satin Finish
• Corrosion Resistant Construction
• Lightweight Ergonomic Design
• Fully Autoclavable
• Reusable Professional Instrument
• Designed for Microsurgical Precision

Specifications