Features
- Dry-drilling design for porcelain and natural stone tile
- Vacuum-brazed diamond tip for improved wear resistance
- Built-in wax insert to lubricate and cool the hole without water
- Includes two 1/4 in bits and one 5/16 in bit
- Cylindrical shank compatible with three-jaw drill chucks
- Intended for controlled two-handed drilling for increased precision
- Not for use in impact/drilling-with-impact mode
Specifications
| Bits Included | 2 × 1/4 in, 1 × 5/16 in |
| Total Length | 2 in |
| Working Length | 1-19/64 in (manufacturer specification) |
| Shank Type | Cylindrical (fits three-jaw drill chucks) |
| Pack Quantity | 3 |
| Intended Materials | Porcelain and natural stone tile |
| Use Notes | Dry drilling only; do not use in impact mode |
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Three-piece set of diamond-tipped drill bits for dry drilling in porcelain and natural stone tile. Diamond particles are vacuum-brazed to the tip for increased durability. A built-in wax insert at the tip provides lubrication and cooling without the need for water. Cylindrical shanks fit standard three-jaw drill chucks. Not intended for use in impact mode.
Model Number: DDB3PC
Project Ideas
Business
Mobile Tile Accessory Retrofit
Offer on-site, no-water drilling into existing porcelain/stone tile for towel bars, robe hooks, shower shelves, and cable clips. Market to homeowners, property managers, and boutique hotels. Price per hole with an add-on fee for dust control and hardware.
Planter Drainage Pop-Up
Partner with nurseries to add drainage holes to porcelain/stone planters while customers shop. The dry-drilling bits make fast, clean holes without a wet station. Charge per hole or bundle with plant purchases.
Pre-Drilled Decor Line
Sell ready-to-gift marble/stone cheese boards with leather handles, hanging coasters, and wall tiles with standoffs. The 1/4–5/16 in holes fit common hardware, keeping production simple. Offer personalization and wholesale to boutiques.
Live Custom Tile Booth
At markets and events, drill customer-chosen patterns into tiles for luminaries or wall art on the spot. Upsell LED bases, frames, or standoff kits. The dry, wax-cooled bits enable quick, mess-free demos that draw a crowd.
Contractor Pre-Drill Service
Pre-drill porcelain/stone tiles for anchors, clips, and cable clamps (1/4–5/16 in) and deliver labeled, layout-matched sets to installers. Reduce on-site breakage risk and save time for glass, shower, and millwork contractors.
Creative
Perforated Tile Luminaries
Drill decorative dot patterns through porcelain or stone tiles to create light-diffusing luminaries. Mount the tile in a simple frame or stand it off from a small LED panel or puck light. The dry-drilling, wax-cooled bits keep it clean and precise—no water mess on your workbench.
Marble Cheese Board with Leather Strap
Turn a stone tile into a chic serving board. Ease the edges, then drill two 1/4 in holes near a corner to attach a leather loop with Chicago screws or rivets. Finish the stone with food-safe mineral oil and you’ve got a giftable, functional piece.
Mosaic Wind Chimes
Cut small porcelain or stone tile pieces and drill 1/4 in holes near edges to attach jump rings or wire. Suspend rows beneath a driftwood top bar. The bits’ precision helps prevent cracks when drilling close to edges.
Hanging Herb or Garden Tags
Create durable plant markers from narrow porcelain tile strips. Drill a single 1/4 in hole for twine, label with a paint pen, and seal. The tags are weatherproof and look premium in planters or garden beds.
Floating Tile Wall Art
Apply a print, decal, or painted design to a polished tile, then drill 1/4–5/16 in holes to mount with metal standoffs. The clean, chip-free holes make the tile look like it’s floating off the wall.