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Diamond Core Drill Bit
This professional diamond core bit is high-frequency welded, providing a rapid and clean drill. M22, 1 1/4UNC, 1/2Gas universal thread is suitable for multiple drill rigs, apply to concrete and brick. * Efficient & Smooth Cutting * Engineered For Exact Fitting * Humanized Structure * Simple Operation
Diameter (a) | b-c | |
Diameter (mm) | inch | Overall Length-Effective Length |
Φ30 | 1-3/16" | 370-330 450-410 |
Φ32 | 1-1/4" | |
Φ36 | 1-2/5" | |
Φ38 | 1-1/2" | |
Φ40 | 1-3/5" | |
Φ44 | 1-7/10" | |
Φ46 | 1-4/5" | |
Φ51 | 2" | |
Φ56 | 2-1/5" | |
Φ63 | 1-1/2" | |
Φ76 | 3" | |
Φ83 | 3-1/4" | |
Φ120 | 4-5/7" |
Detail
Our handheld core drill comes with a core bore drill, a pilot bit, and a hot-pressed corrugated saw blade, well-designed to furnish you with maximum convenience.
High-frequency welding has firm, sharp, and wear-resisting properties, the heat evenly technique without missing welding.
The core drill reducer is paramount to your projects, widespread used in installing air conditioning, range hood, sewer, and engineering coring.
Usage Scenarios
Diamond Core Drill Bit
This professional diamond core bit is high-frequency welded, providing a rapid and clean drill. M22, 1 1/4UNC, 1/2Gas universal thread is suitable for multiple drill rigs, apply to concrete and brick. * Efficient & Smooth Cutting * Engineered For Exact Fitting * Humanized Structure * Simple Operation
Diameter (a) | b-c | |
Diameter (mm) | inch | Overall Length-Effective Length |
Φ30 | 1-3/16" | 370-330 450-410 |
Φ32 | 1-1/4" | |
Φ36 | 1-2/5" | |
Φ38 | 1-1/2" | |
Φ40 | 1-3/5" | |
Φ44 | 1-7/10" | |
Φ46 | 1-4/5" | |
Φ51 | 2" | |
Φ56 | 2-1/5" | |
Φ63 | 1-1/2" | |
Φ76 | 3" | |
Φ83 | 3-1/4" | |
Φ120 | 4-5/7" |
Detail
Our handheld core drill comes with a core bore drill, a pilot bit, and a hot-pressed corrugated saw blade, well-designed to furnish you with maximum convenience.
High-frequency welding has firm, sharp, and wear-resisting properties, the heat evenly technique without missing welding.
The core drill reducer is paramount to your projects, widespread used in installing air conditioning, range hood, sewer, and engineering coring.
Usage Scenarios