1.6-inch outside diameter,Grit 80, quality electroplated diamond coated flat lap disk wheel.
2.The flat laps wheels have a 16mm arbor hole.
3.They are absolutely flat and parallel to meet the most exacting faceting requirements.
4.For grinding and polishing glass, rock,stone, granite,etc.
5.Recommended for rough and fine grinding on faceting material plus general lapidary grinding when precision is required.

Specification:
Product Name: Diamond Disc
Package Content: 1 x Diamond Disc
Weight: 153g
Material: Metal,Diamond Coated
Color: Silver Tone
Outer Diameter: 150mm/6-inch
Arbor Hole Diameter: 16mm/5/8-inch
Thickness: 1.8mm/0.07-inch
Grit: 80