Diamond Grinding Wheel Set Diamond-Coated Burr-Free Finish
High Quality
Free US Shipping
Hassle Free Returns
Frustration-free stone edging with smooth precision cuts
Create precise edges and smooth inner curves on stone surfaces — no burrs, no rough finish, compatible with common 4 in (100 mm) grinders.
Why is this diamond grinding wheel set perfect for you?
✔ Fast and clean cutting on granite, marble, and quartz: The industrial diamond grit ensures quick and precise cuts on hard stone materials like granite, marble, and quartz, reducing effort and time spent on grinding tasks.
✔ Ideal for inner curves and rounded edges: Designed to handle complex shapes with smooth, burr-free finishes, this grinding wheel set offers versatility for detailed edge work without damaging the stone.
✔ Durable and compatible with standard grinders: Made with diamond coating on high manganese steel and using high-temperature soldering, these discs are long-lasting and fit all common 4 in (100 mm) angle grinders and polishers, providing reliable performance.
Specifications
Material: Diamond coating, high manganese steel
Bore: M10 (≈ 3/8 in)
Radius: R0.016 in (0.4 mm)
Grit: 45, 100
Frequently asked questions
Quick answers about ordering from Couje. More detail on our full FAQ page.
How much does shipping cost, and how long does it take?
Shipping is free on every order — no minimum. Orders are typically delivered within 4–12 business days (processing included), and every order includes tracking. Full details are in our Shipping Policy.
What is your return policy?
You can return items within 30 days of delivery. Once your return is received and inspected, we process your refund to the original payment method. See our Return & Refund Policy for the full process.
How do I track my order?
As soon as your order ships, we email you a tracking number. You can follow your delivery at any time on our Track Your Order page.
How can I reach customer service?
Email us at support@couje.com or use our contact form. Our team is available Monday – Friday: 09:00 AM – 05:00 PM EST and replies within 24 hours. Saturday – Sunday: closed.