Drill concrete, masonry and stone by combining rotation and hammer action.

FZUB bit Fischer
Key features
- Hole diameter d0 (mm)18
What it is
The Fischer FZUB bit is a drilling tool with a hole diameter d0 of 18 mm, suitable for making holes in concrete for installing fastening systems. Supplied in a pack of 1 piece, it is designed to produce holes of the correct size, an essential prerequisite for the correct holding strength of the anchors.
The undercut drill bit is a special bit that widens the bottom of the hole, to accommodate undercut anchors.
What it is for
Used for drilling reinforced concrete, in hammer or rotary hammer mode and for drilling solid and hollow masonry, clay brick and blocks.
How to use it
Use it with the adapter and procedure specified by the anchor manufacturer, after drilling the cylindrical hole to the prescribed depth. Check the depth of the undercut and clean the dust out of the hole before inserting the anchor. Wear safety glasses and a dust mask.
Where it is used
- Residential construction
- Building services
- Renovation
Technical data
- Hole diameter d0 (mm): 18
Who it is for
Designed for electricians, plumbers, bricklayers and heating and plumbing engineers.
Related products
- Concrete drill bit SDS Plus II Pointer V Fischer
- Concrete drill bit SDS Plus Quattric II Fischer
- Universal screwdriver 0-1000 giri/min DeWalt DW269K-QS — from the category Hammer Drills, Drill Drivers and Rotary Hammers
- Tool SC-ST for installing concrete connectors UltraCut Fischer — from the category Heavy-Duty Anchors
- Brushless rotary hammer SDS-Plus XR FlexVolt 54V (without batteries), in Tstak case, DCH333NT-XJ DeWalt — from the category Rotary Hammers
- Browse the whole category: Drill Bits for Granite, Masonry and Concrete
Before you order
In your request, please state the diameter and the quantities required, so we can give you the right quotation first time.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 1
| Hole diameter d0 (mm) | 18 |
|---|
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Anchor heavy loads to concrete and solid masonry, where plastic plugs are not enough.
For safety
Protect eyes and face from fragments, dust, splashes and impacts.




