Hey electronics tinkerers and retro computing fans! This grab bag of 27C128 EPROM chips is perfect for your projects if you don't mind putting in a little work. You get 10 DIP-28 chips from various manufacturers - these are pulls, meaning they've been used before, so they'll need proper cleaning and UV erasing before you can reprogram them. The 27C128 is that classic 128Kbit EPROM that's been used in everything from old computers to industrial equipment. Since they're from different manufacturers, you might get a mix of brands in your batch - kind of like a mystery box for electronics enthusiasts! They weigh about 0.226 lbs total, so pretty lightweight for shipping. These are perfect for repairing vintage gear, learning about old-school memory technology, or just having spare parts around your workshop. Just remember - you'll need access to a UV eraser and programmer to make these usable again. If you're into retro computing or restoring old electronics, this grab bag gives you affordable components to work with. Much cheaper than buying new old stock, and honestly, there's something satisfying about bringing these old chips back to life. Just don't expect them to arrive ready to use - the cleaning and erasing part is on you!