Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Drillpro Auto-adjustable 90 Degree Corner Clamp (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe 
. Sorry, but there’s no price history in my database. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Coupon (15.29 USD): BGGines
(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): BGAl12, BGDRB18, BGDRB19, BGTool02S, 15BGTOWS, BGIBUYILDPA, BGBFCR32, BGAUTO12, BGwodc125, BGbrs01, BG17331, BGherra, BGXB20, BGd4715f, BGb3292a, BANGGOODSD, BG426471, BGc40938, BGWT15
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Drillpro Auto-adjustable 90 Degree Corner Clamp (-3 USD)
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 10.99 USD.
You can set price alert (for Banggood).