HSS-CO
For premium materials up 1 mm material thickness.

Hole saw for recessed sockets, cables and pipe lead-throughs
Precise holes thanks to 8% cobalt-alloyed high-quality speed steel toothing in bi-metal quality
Very smooth running thanks to Variotoothing system
Vibration-reduced drilling and fast sawing progress
Long service life thanks to specially integrated tool steel structure with solid mounting plate
Heller tip: Use of cutting oil prolongs the service life
Accessories 934, 935, 936 - drive adapter with pilot drill, ejector spring

iron

non ferrous metal

pvc

sheet metal

stainless steel

CYL




