• Highlight: MK Diamond MK-303 10" (254 mm) continuous-rim Professional lapidary blade — ideal mid-size for general slab cutting in agate, jasper, petrified wood, and hardstone.
• Best For: Serious lapidary hobbyists running mid-size slab saws who need consistent, polished cuts on a wide variety of gemstone materials.
• Expert Note: Run with petroleum, synthetic, or mineral oil coolant — never water, never dry. The MK-303 is celebrated for almost zero wobble and an exceptionally clean kerf when properly coolant-bathed.