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10 Pcs Diamond Core Drill Bit Set With Hexagonal Shank Adapter For Porcelain Marble Ceramic Granite Tile Drilling, Multiple Sizes, Durable
About this product
360° Diamond Coating Prevents CracksU-Groove Design for Heat DissipationSharp Precision with Diamond GrainsPortable Case for Easy TransportVersatile for Porcelain & Granite
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Precision Drilling, No Fragile Surfaces
Engineered for the toughest tiles, stones, and ceramics. Crack-free holes start here.
Zero Crack Guarantee
Full 360° diamond coating distributes pressure evenly, eliminating spiderweb cracks in porcelain, marble, and granite.
Cool & Fast
U‑Groove channel design pulls heat away from the cutting edge. Bits stay sharp longer, even during heavy use.
Universal Hex Shank
Includes hexagonal adapter for standard drills. Quick change, no slip, maximum torque transfer.
Why professionals choose this set
- ✓ 10 most‑used diameters – from 5mm to 14mm
- ✓ Works wet or dry – no special cooling rig needed
- ✓ Laser‑welded diamond grains for aggressive cutting
- ✓ Compact carry case – bits stay organized and protected
'Finally a bit set that doesn't skate around on polished porcelain. Started the hole exactly where I aimed. Worth every penny.' — Verified Tile Contractor
Don't gamble with your expensive tiles
One cracked slab can cost more than this complete set. Get professional results for porcelain, ceramic, marble, granite, and even glass.
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