1. Quality electroplated diamond coated flat lap disks.
2. The flat lap disks have a 1/2-inch arbor hole for Angle Grinder.
3. They are flat and parallel to meet the most exacting faceting requirements.
4. For grinding and polishing glass, rock, stone, etc.
5. Recommended for rough and fine grinding on faceting material plus general lapidary grinding when precision is required.

Specification:
Product Name: Diamond Disc
Material: Metal, Diamond Coated
Color: Silver Tone
Outer Diameter: 200mm / 8-inch
Arbor Hole Diameter: 12.7mm / 1/2-inch
Thickness: 1mm / 0.04-inch
Grit: 240, 400

Package Content:
1 x 240-Grit Diamond Disc
1 x 400-Grit Diamond Disc