Fischer M8x55 Concrete Screw Ultracut FBS II US/TX Hex Head

The ultimate high-performance concrete screw for absolute installation ease!
Special saw tooth geometry enables fast cutting into concrete and no drill hole cleaning is required for installation in ceilings or floors, or use of hollow drills with suction.

•  Expansion-free anchorage (undercut) ensures low edge and axial clearances.
•  Approval-compliant adjustment allows the concrete screw to be undone twice and the   fixture to be underlaid or adjusted.

Suitable For:

•  Concrete C20/25 to C50/60, cracked and non-cracked.
•  Reinforcement of existing concrete structures
•  Concrete C12/15
•  Masonry with a dense structure
•  Solid building materials

Approvals:

•  ETA-15/0352 (EAD 330011-00-0601) - Option 1 for cracked concrete - Seismic    performance category C1
•  Fire resistance classification: R120.