Forstnerbohrer gezahnt, DIN 7483 G, Holzbohrer, Astlochbohrer, 100 mm : Amazon.de: Baumarkt
WALTER EP2156312-M12X1.5 - HSS-E PM machine taps
ENT 50475 Wood Spiral Drill Bit Diameter 7.5 mm, Extra Long 150 mm, HSS-G, with Centring Point and Taper Cut, D7.5 x NL100 x GL150 mm, Cylindrical Shaft : Amazon.de: DIY & Tools