Forstnerbohrer, Gesamtlänge: 90 mm, Arbeitslänge: 50 mm, Durchmesser: 38 mm : Amazon.de: Baumarkt
with See-Through Divided Organizer Case for Car Machine Pump Water Pipe 170Pcs Rubber Grommet Firewall Hole Plug Set Electrical Wire Gasket Assortment Set of 7 Different Metric Sizes Nails, Screws & Fasteners
Heller 38mm Universal Forstner Bit for Heavy Duty Cutting/Boring/Drilling in Wood : Amazon.co.uk: DIY & Tools