Sapphire is 'softer' than diamond and ideal for treating and caring for natural nails, thickened nails, hard skin and other foot and nail problems.
Sapphire milling cutter - long - Promed
Sapphire bit - round - Promed
Sapphire Milling cutter - pointed - Promed
Hard skin abrader, sapphire - rough - not autoclave - Promed