Step-drill/getrapte boor: verschil tussen versies
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Huidige versie van 8 mei 2023 om 16:01
This equipment is safety category 6: Other equipment with no limits.
This equipment is Noise Category 3: Can be used at all hours. No limits.
For drilling hole in sheet material. Also see the Large HSS drills and Grote Gaten Zaag - Large Hole Saw.
Keep the speed low (50% or less of normal speed).
Location
One box in the wood shop; several sets in the metal shop.
See also
The Wood Drills and Mechanics Drill bit, Korte Boren, DIN1897
