Features
- Vacuum-brazed diamond grit for cutting performance
- Segmented teeth to reduce debris buildup and heat
- Quick-change universal hole saw compatibility
- Designed for wet sawing (use on GFCI-protected circuit)
- Facilitates quick removal of material plugs
Specifications
| Diameter | 1 in |
| Cutting Depth | 1.5 in (some listings indicate 1 in maximum cutting depth) |
| Length | 2.9375 in |
| Teeth / Cutting Surface | Diamond grit (vacuum-brazed) |
| Intended Materials | Porcelain, granite and similar hard materials |
| Use Mode | Wet sawing only; use with GFCI-protected circuit |
| Part Number | HDG1 |
| Weight | 0.21 lb |
| Upc | 000346392036 |
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1-inch diamond hole saw intended for cutting hard materials (for example porcelain and granite). It uses vacuum-brazed diamond grit and segmented teeth to improve cutting performance and help limit debris and heat. Designed for use with wet-sawing setups and compatible quick-change hole saw systems.
Model Number: HDG1
Project Ideas
Business
Countertop Add-On Holes Service
Offer an on-site, dustless drilling service adding 1 in holes in granite/engineered stone for soap dispensers, RO faucets, air-gap fittings, or push-button disposals. Partner with kitchen remodelers and plumbers; market the clean wet-cut and GFCI-safe workflow for occupied homes.
Tile/Stone Penetration Drilling for Trades
Provide precise 1 in pass-throughs in porcelain and stone for shower arms, supply lines, and cable or conduit grommets. Sell as a subcontracted service to plumbers, tile setters, and glass installers who need chip-free holes in hard tile on tight timelines.
Wholesale Stone Tealights and Air-Plant Holders
Produce batches of drilled river-stone or granite tealight/air-plant holders using the 1 in bit for consistent cavities. Sell wholesale to boutiques and florists, or as branded corporate gifts. Low material cost if you source offcuts and found stone.
Weekend Wet-Drill Rental Kit
Rent a homeowner-friendly kit: the 1 in diamond hole saw, a water-feed guide jig, GFCI-protected pump/spray, and step-by-step cards. Target DIYers adding soap dispensers or planter drainage; include a consumables fee for the bit’s wear.
Workshops and Content + Kit Sales
Teach short classes on drilling porcelain and granite without chips, and build a content channel that demos patterns, inlays, and lighting panels. Monetize via class fees, affiliate links, and sales of curated kits (hole saw, guide, grommets, resin).
Creative
River-Stone Tealight Holders
Collect smooth river rocks and drill 1 in recesses about 0.6–1 in deep to seat tealight candles. The vacuum-brazed diamond grit and wet-cutting keep edges crisp on hard stone. Sell sets in mixed stone colors or add gold-leaf/resin lining for a premium finish.
Backlit Perforated Tile Panels
Create decorative porcelain or granite panels with a repeating grid or constellation of 1 in holes. Mount over LED strips to make glowing wall art or a feature backsplash insert. The segmented teeth limit heat and chipping, and quick-change lets you test different patterns fast.
Granite Coasters with Inlays
Drill 1 in pockets into granite or porcelain tiles and fill with colored resin, crushed glass, or metal disks to make modern coasters and trivets. The saw’s plug removal helps you keep clean cavities; polish the rims for a refined look.
Planter and Mug Drainage Upgrades
Turn thrifted porcelain mugs and pots into planters by adding clean 1 in drainage holes. Fit with rubber grommets or mesh to control soil loss. Wet drilling minimizes cracking on vitrified ceramics.
Penny-Round Mosaic Maker
Use the 1 in core plugs you extract from contrasting tiles as ready-made ‘penny-round’ mosaic dots. Arrange them into borders, house numbers, or wall art, leveraging the saw’s easy plug release to produce consistent pieces.