In a nutshell
The right choise for
With the Pferd ls 57 bi-metal hole saw, you cut clean, accurate 57 mm pass-through holes for pipes, conduits, and cables with ease. Its hss bi-metal teeth with 8% cobalt (CO8/M42) deliver high wear resistance and fast cutting performance without overheating, even in tough materials like stainless steel. The alternating tooth pitch ensures smooth, low-vibration operation without chatter or deforming thin sheet metal. Featuring a cutting depth of 31 mm, this hole saw powers reliably through steel, non-ferrous metals, plastics, and wood using your hand-held drill or drill press.