Gladaid Cutter 4.0 27805

The Gladaid Cutter 4.0 27805 appears to be a replacement cutter/blade made for key cutting machines (used in locksmithing for cutting or duplicating keys). It’s sold under the GLADAID brand — a Taiwanese company that produces key cutting and key duplicating machines and accessories.

What It’s Used For

This type of cutter is typically a blade bit or milling cutter used in key cutting machines to physically cut the key profile into a blank key. Locksmith supplies often categorize parts by size and shape (e.g., 2.0 mm, 2.5 mm, 4.0 mm cutters).