Description
Protimeter – BLD12DR Concrete Drill Bit 12mm – Accessory for Humidity Sleeve Installation
The Protimeter BLD12DR is a 12mm standard chuck masonry drill bit designed for use with Protimeter BLD4750HS humidity sleeves. It enables clean and precise drilling into concrete and masonry for accurate RH and temperature measurement setup.
Sold individually, this durable drill bit is an essential accessory for restoration professionals, building inspectors, and contractors who use Protimeter MMS or HygroMaster meters with humidity sleeves.
Key Features
✅ 12mm standard chuck masonry drill bit
✅ Designed for use with Protimeter BLD4750HS humidity sleeves
✅ Produces clean, precise holes in concrete and masonry
✅ Durable construction for long-lasting performance
✅ Available as a single replacement accessory
Specifications
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Diameter: 12mm
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Type: Masonry drill bit (standard chuck)
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Compatibility: Protimeter BLD4750HS humidity sleeves
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Application: Drilling into concrete and masonry for RH measurement sleeves
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Brand: Protimeter
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Model Number: BLD12DR
Available Options (Variants)
| Variant Name | Model Number | UNIT SIZE | PACK TYPE | PACK SIZE |
|---|---|---|---|---|
| Concrete Drill Bit 12mm – Single | BLD12DR | Accessory | Drill Bit | Single Unit |


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