The oldest object you regularly use

One of the memes circulating on social media at the moment is about the oldest object you regularly use. I always like thinking about: what is the oldest object you regularly use, the oldest thing you're using in your normal everyday life. There's always such a range, people going "everything I own is younger than 3 years old, from when I lost literally everything I own due to Circumstances" to "I guess my 1790's dresser counts". Hundreds of people offered suggestions. » Grandma Pat's 1947 Pyrex primary bowl set. » I rescued a 1965 black-iron frying pan from my parents' cellar. » I just wore a 33-year-old t-shirt, does that count? » I have a 41 year old Braun coffee grinder I use daily. » I regularly use my great grandmother's cocktail glassware from the 50's. » Maybe my violin, which is probably from the 1890s. » I have hand towels my Nana gave me and I'm sure she had them for most of her adult life. Being American, quite a few people said "my house is almost 100 years old", which…