6 inch (150mm) Diamond Double Bevel Wheel & Hole 1/2 inch (12.7mm), Wheel Angle 60 Degrees, Double Bevel Covered Diamond, Universal for Wet and Dry (Grit:60)
SAR 454
Alloy Grinding Wheel 6" Diam(150mm) x 1" Thickness(26mm) x 3/5 "Arbor (15mm) Diamond Lapidary Jewelry Grinding Wheel (Grit 240)
SAR 313