When I was updating this page, then coupon price was $9.99 for ES-5 Aluminum Alloy Woodworking Scribing Ruler 3D Miter (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Do you want to know what the best price is?
Material Aluminum Alloy 6061, Size 110x80x80mm, Color Blue, Measurement Accuracy 0.1mm, Weight 230g, Model ES-5
Latest coupon and price update (UTC):
Banggood ($9.99)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. Low/high price? Let’s see… Average price for this item is $10.74 and current one is $9.99, so it’s a good price!
Link: Banggood product page
Price: $9.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG10WLRC, BGWT15, BGWDT15
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
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
Price history (for all/most countries) for ES-5 Aluminum Alloy Woodworking Scribing Ruler 3D Miter is here.
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)).