$19.99 – that is current price with coupon for Mini Cordless Rotary Tool 3-Speed Power Rotary Kit (in Banggood). Check coupons or create price alert down below. Let’s see what best price is ATM.
Latest price update (UTC time):
Mini Cordless Rotary Tool 3-Speed Power Rotary Kit LED Light USB Charging For Small Light Projects as Polishing Sanding Engraving DIY Crafts
Banggood ($19.99)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. Isn’t it too expensive? Well, this price is higher than average price ($17.99)
Link: Banggood product page
Price: $19.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGfd510e
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Mini Cordless Rotary Tool 3-Speed Power Rotary Kit.
Price records source(s): 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)).