Price history, coupons and price alert are available on this page. Let’s see what best price is ATM.
One multi-purpose (four sets of head specifications 17/ 19/ 21/ 23mm)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Price history and price alert
Check out price history chart (for all/most countries) for Retractable Socket Wrench.
Price records source(s): Gearbest
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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)).