Current Promos/Discounts
What are the current product promotions at DiamondCore® Tools?
Throughout the year, we’re so excited to promote our DiamondCore® Tools that we offer special discounts and perks when you purchase from our website. Be sure to check this page and our social media accounts to see our current promotions and any restrictions that may apply. You can also find us on Instagram and Facebook, where we post about current deals.
Spend $75 Get a FREE Sponge Set!
💦 Get a FREE Sponge Set when you spend $75 — this weekend only! 💦
Holiday deals continue to flow at DiamondCore Tools! Get started on your gift list (to a friend or to yourself) and get a 3-Piece Pottery Sponge Set 1 this weekend only. From throwing to finishing and everything in between, there isn’t a stage of your ceramic work that our three textures of sponges can’t handle.
Here’s how to spend US$75 and get your FREE Sponge Set.
• Add at least $75 of items to your cart
• Add the Sponge Set 1 to your cart
• Sponge set will be free at checkout automatically; no code needed
• Limit 1 set per order, 1 per customer
• Cannot be combined with other discounts; best discount will apply
• Offer valid through 11:59 pm PST Sunday, Nov. 23, 2025
Soak up savings with the sponge set deal before it disappears!
FREE shipping continues
🎁🆓🚛 Don't forget— FREE domestic shipping* is here!
Tis the season for freebies from DiamondCore Tools! Get free, first-class domestic shipping* on your order (restrictions apply). But don’t wait — this promo won’t last all season long!
• Free first-class shipping to the continental US
• No code necessary
• Excludes orders with clay, glaze and all Cinks
• Offer valid through 11:59 pm PST Sunday, Dec. 14, 2025