Ever wondered if a locksmith can change your lock without the original key? The answer is yes, and it's more common than you might think. This article walks you through the step-by-step process locksmiths use, why having the key isn’t always necessary, and what tools get the job done. You’ll also find real-world scenarios and practical tips for when you’re locked out or need a lock swapped fast. Whether you’re curious or training as a locksmith in India, here’s what really happens behind the scenes.