Cut Smarter, Grind Stronger!
The GrindMaster™ is built for professionals who demand precision and power. Crafted with premium industrial-grade diamond material, it delivers exceptional grinding efficiency and long-lasting durability. Perfect for shaping inner curves, arc edges, and sink holes on marble, granite, and quartz — this tool ensures flawless results every time. Whether for workshops or on-site projects, GrindMaster™ turns tough stonework into effortless perfection.

Why It’s a Game-Changer
High Efficiency & Durability
Made with premium industrial diamond material, the grinding wheel ensures fast cutting, long service life, and precision shaping, saving time and effort in any stone working task.
Wide Application
This Diamond Finger Grinding Wheel is specially designed for grinding and shaping the inner curves, arc edges, and sink holes of various stone surfaces. Ideal for marble, quartz stone, granite, and other engineered stone countertops, especially after waterproof arc treatment.
Ideal for Countertop Fabrication
Perfect for kitchen countertops, bathroom vanities, and custom stone projects that require refined edge work and smooth arc transitions.

Compatible with Standard Tool
Suitable for use with 100mm angle grinders and polishing machines. Easy installation and stable performance make it perfect for both professionals and DIY enthusiasts.
Smooth Finish
Delivers a clean, smooth surface without chipping, making it ideal for final finishing before installation or sealing.

Product Details
Process: New brazing process
Mesh: 45,100
Material: diamond + high manganese steel matrix
Screw Hole: M10
Degree: R0.4
Certification: none
Overall Length: 50mm
Diameter: 20/30mm
Coating: PCD
Model Number: milling cutter
Type: End Mill
size: 50*20

Our Guarantees
We value 100% customer satisfaction and offer all customers a 30-day money-back guarantee! If you’re not satisfied with our product, you can return the item within 30 days from the order date.
Shopping online can be a daunting task. That's why we want to assure you that there is absolutely NO risk in purchasing and trying our product. If you don't like it, no problem – we’ll make it right.
We offer 24/7 email support. Please contact us via email or through our contact form. If you need assistance, we are always here for you!