(Image credit: LONGER) Happy Earth Day! This annual global event is dedicated to improving awareness around environmental protection and sustainability, and to celebrate, Longer is serving up some enormous discounts on its top laser engravers. The standout deal is $1729 off when you preorder the Longer Nano Duo AI engraver Pro Max set . This option includes extras like a rotary extension for engraving on tumblers, a conveyor belt attachment for batch processing, and a dual-axis extension for more engraving freedom. LONGER Earth Day deals Other LONGER products on offer $50 off! LONGER 175 Pcs Diy Engraving Material Check out today's best deals on digital craft machines using our clever deals widget below that updates 24/7. Sign up to Creative Bloq's daily newsletter, which brings you the latest news and inspiration from the worlds of art, design and technology. Beth is Creative Bloq’s Ecommerce Writer and has the fun job of finding you the very best prices and deals on creative tech.…