Features: It designed for general purpose cutting of hard materials, and it could provide long life and fast speed. Applications: Concrete, brick, block, masonry and stone. Machinery: Angle grinder, circular saw, masonry saw, high speed power saw. Cutting method: wet, dry.(wet cutting is recommended.) Weld type: Laser weld. Diameter: 4inch to 14inch To get more informations,please browse our web site:BJSKYTECH. you could the detailed informations about our products and our contact information.