Basically copy coupon, view price history or create e-mail price alert. Best price?
Each stainless steel link includes tools, High quality stainless steel material which hardness up to 55
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($47.59): BGherra
2. ($50.39): BGAFF10OFF
3. ($50.39): BgcLuBofErtA10
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG2EDC2, TOOLS15, TISPrime01, Tools1, BG2SPS, BG2020NS, BGMPB2020, bGhOnEy10
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Wearable Stainless Steel Multitool.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).