Core Bit Finder

Select your drill. CoringSpec loads thread, adapters, and capacity automatically. Results use the same compatibility engine as drill pages: VERIFIED FIT, SPEC-MATCHED, ADAPTER REQUIRED, with reasons shown.

Select your drill Machine setup Material Hole diameter (inches) Hole depth (inches) Wet / Dry Reinforcement level Preferred brand (optional)

Thread/arbor loads from the selected drill. Compatibility always shows why, never “compatible” from thread alone.

Bit Finder returns bit family + matching diameter variants for the selected drill, not 70 SEO product pages. Engine: CoringSpec_Decision.

Selected drill

Hilti DD 110-W Handheld Wet/Dry Diamond Core Drill Specs & Compatibility

Thread / spindle: Hilti DD-BI / BI+ Quick-Release (Proprietary)
Handheld max: 6.375"
Stand max: Unknown / Not specified by manufacturer"
Wet / dry: Yes / Yes
RPM / gears (manufacturer/OEM): Gear 1: 740 RPM (nominal), Gear 2: 1580 RPM (nominal)

Compatible bits (1 variants shown)

Hilti SP-L Masonry · 3" variant

VERIFIED FIT

Verified Fit, VERIFIED FIT ✅

Family: SP-L Masonry
Matching diameter variant: 3"
Connection: 5/8"-11 UNC
Working depth: 10"
Material / reinforcement: NONE
Wet / dry: Dry
RPM status: Manufacturer/OEM RPM on bit record, RPM data incomplete (calculator guidance is separate)
Fit path: Direct fit with selected drill (no adapter in this evaluation)
Evidence confidence: LOW

Compatibility detail

Drill connection	Direct 5/8"-11 UNC
Diameter	3"
Drill capacity	Within 6.375"
Material	See bit record
Reinforcement	NONE
Method	Dry
Working depth	Confirm on bit record
OEM pairing	Verified
RPM	OEM approved