Ayrıca benzersiz genişlik kernlochbohrung m3 amazon Bilgisayar kullanmak kötümser ayrıca
CNC QUALITÄT Flachsenker DIN 373 Ø 8x3,3 mm für Kernloch M4 : Amazon.de: Baumarkt
Corintian HSS Tap and Die Form D, Diameter M1 - M24, Universal Cutting Tap, Blind Hole Through Hole, Hand Tap and Machine Tap - M4 : Amazon.de: DIY & Tools