Suitable for modern lock cylinders, old Hyundai Elantra door lock cylinders, and car lock cylinders. Bulk discounts available.

"Oops! The key broke off in the lock on the front door" or "Help! My key won't turn in the lock!" Lock cylinders are a real minefield... half-cylinders, round, button, high security, 30x40... Stop! Let's get back to basics.