Step-drill/getrapte boor: verschil tussen versies
Regel 2: | Regel 2: | ||
{{SafetyCat6}} | {{SafetyCat6}} | ||
{{NoiseCat3}} | {{NoiseCat3}} | ||
+ | |||
+ | For drilling hole in sheet material. Also see the [[Large HSS drills]] and [[Grote Gaten Zaag - Large Hole Saw]]. | ||
[[Bestand:Stepdrill.jpg|600px|Set stepper drills]] | [[Bestand:Stepdrill.jpg|600px|Set stepper drills]] | ||
+ | |||
Keep the speed low (50% or less of normal speed). | Keep the speed low (50% or less of normal speed). | ||
Versie van 1 mrt 2020 om 23:07
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