Smartcut Dry/Wet Non-Core Drill Bits

Solid, non-core diamond drill bits that cut clean holes without leaving a core plug behind — no punching out a slug, no extra step. Built for fast, precise drilling in granite, quartz, and marble, wet or dry. Available in five diameters (3/16", 1/4", 5/16", 3/8", 1/2") with a standard 5/8"-11 thread to fit common grinders and drivers.

Features:

• Solid non-core design — no core plug to remove
• Use wet or dry
• 5/8"-11 thread for compatibility with standard equipment
• Available in 5 sizes: 3/16", 1/4", 5/16", 3/8", 1/2"
• Clean, precise holes with minimal chipping

Best For: Anchor holes, plumbing lines, and small-diameter holes in granite, quartz, and marble where a quick, plug-free drill is needed.