Features
- SDS-max integral shank for better power transmission
- Wave-flute design to improve energy transfer and drilling speed
- Carbide-tipped centering bit for accurate starts
- Asymmetrical carbide teeth for cutting efficiency and longer life
- All-in-one core design to transmit power to the tip
- Sold as a 2-piece pack
Specifications
| Diameter | 1-3/4 in |
| Length | 2.625 in |
| Useable Length | 7 in |
| Shank Type | SDS-max (integral shank) |
| Pack Quantity | 2 |
| Maximum Core Depth | 2-5/8 in |
| Sku | HC7501 |
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SDS-max carbide-tipped rotary hammer core bit with an integral shank for improved power transmission. Wave-shaped flute design increases energy transfer to the cutting face, allowing smaller hammers to drill larger holes and improving drilling speed compared with earlier designs. The bit includes a carbide-tipped centering bit and asymmetrical carbide teeth intended to aid cutting performance and increase service life.
Project Ideas
Business
Hardscape Lighting Retrofit Service
Offer add-on installation of flush-mount LED puck lights in existing patios, walkways, and masonry steps. The 1-3/4 in core size fits many pucks; precise starts reduce chipping on textured pavers. Package includes wiring, sealing, and timer/smart controls.
Conduit & Irrigation Pass-Throughs
Provide clean, code-compliant penetrations in brick, block, and concrete for 1–1-1/4 in conduit or multiple drip lines. A 1-3/4 in core allows grommets/sleeves and sealant. Ideal for EV charger runs, landscape lighting, and pool equipment lines.
Security/Smart Home Cable Routing
Specialize in neat masonry penetrations for camera cables, doorbell transformers, and APs. The carbide centering bit ensures exact hole placement to align with junction boxes; include firestop and exterior sealing as part of a premium package.
Custom Stone Bubbler Installations
Sell and install bespoke water features by coring decorative stones and boulders on-site for pump housings and hose paths. Market to landscapers and homeowners; leverage the bit’s efficient cutting to keep labor time low and finish edges clean.
Branded Concrete Giftware Line
Manufacture and sell cored concrete candle holders and succulent blocks to boutiques or online. Use the 2-piece bit pack for throughput, batch core consistent 1-3/4 in cavities, then add branded inlays or laser-etched plates for corporate/realtor gifts.
Creative
Paver Pathway Puck Lights
Core 1-3/4 in recesses into existing patio pavers or stair treads to drop in low-voltage LED puck lights. The carbide-tipped centering bit helps start precisely on textured stone, and the SDS-max integral shank/wave-flute design speeds clean pockets up to 2-5/8 in deep. For thicker stones, core from both sides.
Concrete Votive/Candle Blocks
Create modern candle holders by coring 1-3/4 in cavities into concrete bricks, cast blocks, or large river stones. The asymmetrical carbide teeth chew through dense aggregate, producing a snug recess for glass votives or tea lights. Seal the cavity for a clean finish.
Succulent Micro-Planters
Turn cinder blocks or thick pavers into minimalist planters by coring pockets 1–2-5/8 in deep, then adding drainage gravel and soil. The centering bit helps place multiple evenly spaced cavities in a grid for a striking tabletop or wall-mounted planter.
Hide-a-Key Stone
Core a discreet 1-3/4 in compartment in a natural stone or concrete cap, then add a rubber plug or camouflaged cover. The accurate start and fast material removal make quick, clean cavities that blend into landscaping.
Bubbler Fountain Stone
Core a central pocket in a flat-topped stone to house a small fountain nozzle and LED ring. For hose routing, core from both sides or pair with a smaller through-hole bit. The wave-flute design moves debris efficiently for wet drilling setups.