4mm 4mm Long Wood Drill, Extra Lange Bohrer, HSS Twist Drill Bits with Straight Shank for Hard Metal, Stainless Steel, Cast Iron and Other Hard Materials, 1 Piece - Amazon.com
ALTcompluser 5pcs Extra Lange Holzbohrer Bohrer Set 2 mm, 3 mm, 3,5 mm,4 mm, 5 mm Holzbohrer HSS Spiralbohrer zum Bohren für Die Holzbearbeitung Manuelle : Amazon.de: Baumarkt