Maco Tools Lochsäge 98 mm aus HSS Bi-Metall Trockenbau Dosenbohrer : Amazon.de: Baumarkt
CS Unitec EBM 352/3 P - 14 in. Capacity Concrete Core Drill - Wet Diamond Core Drill - 3-Speed for Concrete, Brick, Block, Aspahlt, and Stone - Made in Germany - 110V: Amazon.com: Tools & Home Improvement