Tried and true, the Pro-Lok line of door hardware products isn't for the lock hobbyist. In fact, at Anderson Lock, we use the Pro-Lok Blue Punch Key Machine BP201 ourselves in the key duplication process! Heck, we even keep one or two of these key copying gadgets in our work trucks for commercial jobs. If the experts at Anderson Lock recommend Pro-Lok door hardware, then you know it’s worth the buy. Explore our inventory below. If you have any questions about the Pro-Lok brand or the popular Blue Punch Key Machine BP201, please contact us online.