The Threaded Studs for Concrete X-M6-8-17FP8 (Part number: 306080) from Hilti .
The X-M6 series threaded studs for concrete from HILTI is zinc coating (<20 µm) with a M6 carbon steel shank and a 8 mm washer. For use with powder-actuated nailers on concrete base material. Easy-to-use, cordless system – up to 10 times quicker than drilling and with less vibration
*For technical specifications please see attached datasheet.