Aliexpress
Click here… to search for Paron P-502A 5 Inch Diagonal Cutting Pliers on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. There is one great coupon!
Link: Banggood product page
Coupon (11.78 USD): BGherra
(CouponsFromChina.com tip: this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): e2bcea, BG2020NS, BGVDay10%off, BGAFF10OFF, BGTT10, bGhOnEy10, BgcLuBofErtA10
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for Paron P-502A 5 Inch Diagonal Cutting Pliers.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).