already done:
subscribed:
suggested but not seen or subscribed:
purchased
Sharpening Made Easy
The Razor Edge book of Sharpening
library
The Guy's Guide to Pocket Knives
An edge in the kitchen : the ultimate guide to kitchen knives : how to buy them, keep them razor sharp, and use them like a pro
see scores at: https://knifeinformer.com/category/reviews/budget/
as mentioned by Birdshot:
Kershaw Shuffle [not rated] (walmart; $17.50) - 2.8 oz https://www.walmart.com/ip/Kershaw-Shuffle-Teal-Multifunction-Folding-Pocket-Knife-8700TEALBW-2-4-In-8Cr13MoV-Black-Oxide-Steel-Blade-Blackwash-Finish-Includes-Thumbstud-Revers/44362971?selected=true
as recommended by KnifeInformer (https://knifeinformer.com/):
best under $50: https://knifeinformer.com/the-best-edc-folding-knife/