Step drill bit
The STB step drill bit with a flat cutting edge is suitable for drills D = 18 mm and is made of galvanised steel. It is used to pre-drill twist lock holes for floor duct covers.
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Durchmesser
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Gewindedurchmesser
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Gewicht je Lagermengeneinheit
Valid from February 1st, 2025, updated version from 27/01/2025.
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