Eye eye eye

History 1:

https://backpack.tf/item/10756178176

Sale 1:

https://backpack.tf/profiles/76561198002974658#!/compare/1633564800/1633651200

https://backpack.tf/profiles/76561198307230510#!/compare/1633564800/1633651200

https://imgur.com/a/UvogMyq

sold on scm for 12000/150 = 80 keys

History 2:

https://backpack.tf/item/10791251129

Sale 2:

https://backpack.tf/profiles/76561198043082159#!/compare/1636588800/1636675200

https://backpack.tf/profiles/76561197991111981#!/compare/1636588800/1636675200

26 keys + iso sandstone mw pistol + pro ks aussie blutsauger

[from shuffle's comment]

Pistol sales:

https://backpack.tf/profiles/76561198204215085#!/compare/1632355200/1632441600 - Sold for 33 Keys

https://backpack.tf/profiles/76561198220098345#!/compare/1635724800/1635811200 - Sold for 32 Keys

https://backpack.tf/profiles/76561198199244659#!/compare/1636416000/1636502400 - Cool FT Torqued to Hell Wrench (36 Keys)

https://backpack.tf/profiles/76561199202090646#!/compare/1638230400/1638316800 - ?

32 to 36 would work for the Pistol's price.

Wrench sales:

https://backpack.tf/profiles/76561198426593441#!/compare/1628899200/1635120000 - Bulk sale

https://backpack.tf/profiles/76561198311437371#!/compare/1635379200/1635465600 - Sold for an Australium Wrench (~38 Keys at the time)

https://backpack.tf/profiles/76561198195420449#!/compare/1635552000/1635724800 - Sold for ~23 Keys of Items + Thundering High 5 + 1 Key

https://backpack.tf/profiles/76561199073805105#!/compare/1635552000/1635552000 - The High 5 was immediately dumped for 10 Keys

https://backpack.tf/profiles/76561198311437371#!/compare/1635552000/1635638400 - The BMOC and the Keys were used for the Pampered

https://backpack.tf/profiles/76561198195420449#!/compare/1635811200/1635897600 - Sold for a DBD Bone Dome + Pro KS Flame + 3 Keys?

https://backpack.tf/profiles/76561198120672630#!/compare/1635811200/1635897600 - The Flame shows here

https://backpack.tf/profiles/76561198135969443#!/compare/1635811200/1635897600 - Bulk sale

https://backpack.tf/profiles/76561197991111981#!/compare/1635897600/1635984000 - Sold for a Frightened Poltergeist Reel Fly Hat

34 to 38 would work for the Wrench's price.

34 + 26 + 10 = 70 Keys

Sales:

80

70

70-80 yes yes