4-1/2" Diamond Cup Grinding Wheels Double Row Concrete 18 seg Angle

These Whirlwind diamond cup wheels are for grinding and smoothing a wide variety of materials. From concrete to mortar to remove glues, mastics, and epoxies. Each cup is precision balanced for vibration-free grinding and a smooth finish. Can be used wet or dry. GPD series have double row premium grade with higher diamond concentration for longer life and higher speed. 

4-1/2" Diamond Cup Grinding Wheels Double Row Concrete 18 seg Angle Features:

• Double Row Segmented Diamond Cup Wheels are designed for grinding concrete and fieldstone
• Suitable for grinding machines and angle grinders
• The double segment configuration allows for faster material removal
• Brazed Double row segments for fast and smooth grinding with 5mm segment height use dry

Product Specifications:

• Base material: 65Mn
• Color: Yellow&Silver
• Outer Diameter:4-1/2 in 
• [115mm(18 segments)]
• Inner Diameters: 22mm
• Block Segment Thickness: 5mm / 1/4 inch

Packaged included:

• 1 x Diamond Grinding Disc
• 2 x Adjustment rings  ?Inner Diameters: 16mm & 20mm?