Diamond Hole Saw Kit, 13-Piece for Porcelain Tile, Granite, Marble, Stone Tile Hole Saw Kit 1/4" 5/16" 4/5" 1" 1-3/8" 2" 3" 4",Vacuum Brazed Core Drill Bits

Pro-Grade Durability & Cutting Performance:Forged from premium high-carbon steel and industrial diamonds, these bits deliver fast, clean cuts and extended service life. Hollow-body and U-groove design quickly clear debris and dissipate heat, avoiding bit burnout and preventing cracking on porcelain, granite, marble and more.

• Pro-Grade Durability & Cutting Performance:Forged from premium high-carbon steel and industrial diamonds, these bits deliver fast, clean cuts and extended service life. Hollow-body and U-groove design quickly clear debris and dissipate heat, avoiding bit burnout and preventing cracking on porcelain, granite, marble and more.
• 13-Piece All-in-One Kit:Includes 9 hole saws in common sizes, 4/5" finger milling bit, 2" bevel chamfer bit, plus 2 universal adapters (5/8-11 to Hex & SDS Plus). Comes with a sturdy storage case for neat organization and easy portability.
• Professional Enlarging, Shaping & Finishing:Beyond simple hole drilling: the milling bit enlarges and trims rough holes; the chamfer bit rounds, bevels and polishes edges for smooth, chip-free premium finishes.
• Wide Compatibility & Wet/Dry Use:Works wet or dry on tile, masonry, engineered stone and hard surfaces. Compatible with standard drills, angle grinders and rotary hammers via included adapters, ready for immediate use.
• Ideal for DIY & Pro Projects：Perfect for bathroom remodels, kitchen backsplashes, countertop faucet installations, plumbing and electrical work. Well-sized for daily renovation and stone cutting tasks for amateurs and contractors alike。