Radius Wheel Wack N' Crack Available as a pair

Available as a pair

Stone measures 10 mm x 17 mm

and sometimes clear quartz

1/4" thick

12 inch diamond flat lapping plates available in seven different grits

Radius Wheel Wack N' Crack Available as a pairConcave, curved edge, diamond grit grinding wheels, available in several sizes. Each is a perfect half radius to its diameter which allows you to shape a sphere, or grind a perfect curved edge. All curve sizes are on a 6" wheel with a 1" arbor hole and are 80 grit. Sizes: Curve Diameter: Approx.: Wheel Diameter: Arbor Hole Diameter: 30mm 1" 157mm (6") 25. 4mm (1") 40mm 1. 5" 157mm (6") 25. 4mm (1") 50mm 2" 157mm (6") 25. 4mm (1") 70mm 3" 157mm (6")