The MST Universal Trephine Blade Holder (Item #AM0510) is a purpose-built ophthalmic instrument in the Trephines & Punches portfolio. Stainless steel, adjustable fingerlike tips that rest in the grooved disposable trephine blades, fits 3mm to 10mm short and long trephine blades. Round handle with screw-type adjustable spread. Overall length: 49mm. This combination of thoughtful design details and clearly defined specifications helps surgeons quickly identify the configuration that best fits their preferred technique and procedural needs.