Part of the estate sale haul are these Klein D201-6NE lineman’s pliers. They were pretty much unusable since you could barely open and close them. The rust was pretty superficial and wasn’t a big deal ...
Klein Tools - How old are your Klein pliers? Check the markings on the inside handle and use this to help figure it out. | Facebook
![Vintage Telephone Lineman's Pliers, M. Klein & Sons Chicago, 7 3/8, Wire Strippers, Forged Steel USA, 2nd Quarter 1935 Production - Etsy UK Vintage Telephone Lineman's Pliers, M. Klein & Sons Chicago, 7 3/8, Wire Strippers, Forged Steel USA, 2nd Quarter 1935 Production - Etsy UK](https://i.etsystatic.com/8230059/r/il/f91f8a/4865090819/il_570xN.4865090819_3pez.jpg)