Right now the best price with coupon code for 7pcs 10mm Lathe Turning Boring Bar Tool Holder with T8 Wrenches and Carbide Inserts is $25.99 (in Banggood). Go down and check coupons out. Remember to check price history if it is available. What is best price?
SNR-001K11 122mm*10mm, SER1010H11 98mm*10mm, S10K-SCLCR06 123mm*10mm, SDNCN1010F07 78mm*10mm, MGEHR1010-2 98mm*10mm*23mm, SDJCR1010F07 77mm*10mm, Wrench T8 (Red: 86mm / Yellow: 80mm), SCLCR1010F06 78mm*10mm, Model Size
Latest coupon and price update (UTC):
Banggood ($25.99)
Banggood warehouse is located in China. There are no coupons available at this moment in Banggood. Well, is it a good price anyway? It looks like it’s a good price (lower than average ($29.52)).
Link: Banggood product page
Price: $25.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG4eb765, Couponsde7, BGGines, BGTools8, BGMCT01, BGTACC18
(these coupons are old, so probably won’t work)
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
Here is price history (for all/most countries) for 7pcs 10mm Lathe Turning Boring Bar Tool Holder with T8 Wrenches and Carbide Inserts.
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)).