Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (51.42 USD): BGherra
Coupon (51.42 USD): BG123F2021
(CouponsFromChina.com tip: apply it 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): BG9075, 759ccb, BGOMG2, TS15prime, TISPrime01, BGWoodTool, BGPowerTool15, BGTOOLS26, BG2020NS, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGdrill123, BGPTOOL, BGoh22, BgcLuBofErtA10, BGPToo15, BGPower15off, BG931bb3, BG123FBR
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Price history (for all/most countries) for Raitool LB-01 Mini Lathe Beads Machine is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).