REF: 682201141A52

Karnasch hole saws offer the best flexibility, the "easy-change" quick-change system of the "power-max" hole saw series for almost unlimited use in hand drill, drill press, radial drill, lathe and drilling machines.

Handheld machines:

Recommended maximum diameter 40 mm.
Recommended maximum cutting depth 50 mm.
Maximum possible cutting depth 55 mm
Stationary drilling rigs and core drilling machines:

Recommended maximum diameter 150 mm.
Recommended maximum cutting depth 50 mm.
Maximum possible cutting depth 55 mm

Super Heavy Construction:

All hole saws come with interchangeable shank and drill.
Quick extraction of the drilled core using ejector spring for hole saws Diameter 19-150 mm
It is possible to quickly remove the drilled core from a diameter of 14 mm, see Power-Drill 4000 system.

USE:
For material thicknesses greater than 15 mm it may be necessary (depending on the chip flow) to lift the drill bit and remove the chips several times. If drilling the maximum cutting depth, remove the ejector spring.

Use only a good metal cutting oil.