Features
- Designed for dry drilling in porcelain and natural stone tile
- Vacuum-brazed diamond tip for increased durability
- Built-in wax insert in the tip to help lubricate and cool the hole without added water
- Allows drilling with two hands for greater control
- Cylindrical shank compatible with three-jaw drill chucks
- Intended for use with rotary drill/drivers
- Not for use in impact mode
- Includes a carrying case
Specifications
| Contents | (2) 1/4 in, (1) 5/16 in; plus case |
| Pack Quantity | 3 |
| Diameters | 1/4 in and 5/16 in |
| Total Length | 2 in |
| Working Length | 1.5 in (approx. 1-19/64 in) |
| Shank Type | Cylindrical (fits three-jaw chucks) |
| Intended Materials | Porcelain and natural stone tile |
| Usage Restriction | Do not use in impact mode; for dry drilling only |
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Three-piece set of diamond-tipped drill bits intended for dry drilling in porcelain and natural stone tile. The bits use vacuum-brazed diamond on the tip and include a wax insert in the tip to provide lubrication during dry drilling. They are designed for use with rotary drill/drivers and are not for use in impact mode.
Model Number: DDB3PC
Project Ideas
Business
Porcelain Accessory Install Service
Offer a specialized on-site service to drill porcelain and stone tile for anchors and hardware: towel bars, grab bars, shower door clips, soap dishes, and shelves. Market to homeowners and remodelers who hesitate to drill hard tile. Provide dust capture, layout, and non-crack guarantees.
Custom Tile House Numbers & Signage
Design porcelain or stone plaque signs with drilled holes for standoff mounts. UV-print or stencil numbers/logos on the tile, drill for standoffs with the diamond bits, and sell as premium, weatherproof address signs to builders, HOAs, and Etsy customers.
Drilled Stone Decor Shop
Sell products that rely on precise holes in hard materials: stone-and-tile wind chimes, lantern panels, planters with drainage, and epoxy-inlay coasters. The diamond bits let you work dry and cleanly on tough porcelain and natural stone for a polished, high-end finish.
Contractor Assist: Tile Hole Specialist
Partner with tile setters, plumbers, and glass installers as the on-call hole-drilling pro for anchor points and fixtures in finished porcelain surfaces. Quick-response, clean drilling with proper layout saves cracked tiles and callbacks, making you a valuable subcontractor.
Workshop + Tool Kit Sales
Host weekend classes on safe, accurate drilling in porcelain and stone (layout, taping, starting angle, low RPM, no impact). Sell curated kits: the 3-piece bit set, drill guide, PPE, and standoffs/anchors. Monetize both tuition and bundled tool/material sales.
Creative
Porcelain Planter Drainage Upgrade
Turn sealed porcelain mugs, bowls, or store-bought pots into proper planters by drilling clean 1/4 in drainage holes. Use painter’s tape to mark the spot, start at a slight angle to score the glaze, then level out and let the wax-cooled diamond tip do the work. Finish with a felt pad or silicone feet for counters.
Tile Wind Chimes & Garden Hangers
Repurpose scrap porcelain or stone tiles into outdoor chimes and plant markers. Drill edge holes for jump rings and center holes for hanging drops. Combine different tile sizes and river stones for tone. Add stainless wire and weatherproof beads for a durable, modern look.
Epoxy-Inlay Stone Coasters
Make premium coasters from stone or porcelain by drilling a dot pattern or simple motif (initials, constellations) and filling the shallow holes with colored epoxy. Sand flush after cure and seal. The diamond bits give crisp recesses in hard surfaces without cracking.
Backlit Star Tile Panel
Create a luminous wall feature by drilling an array of 1/4 in holes in a porcelain tile panel and mounting LEDs behind it. The pattern can mimic a constellation or skyline. Install with standoffs so light bleeds through the perforations for a dramatic effect.
Entryway Tile Hook Board
Use a decorative porcelain tile as a sleek hook board. Drill precisely spaced holes for stainless screws and anchors to mount minimalist hooks onto the tile itself, then mount the tile on a backing board or directly to studs for a museum-like, durable entry piece.