Core drill optimally suited for:

•  Steel < 500 N
•  Plastics GFK / CFK

Good for:

•  Steel < 750 Nm
•  Copper, brass, nickel, tin

Use possible with:

•  Steel < 900 N
•  Alu < 10% Si

Properties of SILVER-LINE core drills:
HSS-XE special steel

•  Made of high-alloy HSS-XE special steel
•  Thus extreme hardness at the tooth tips (up to 68 HRC)
•  Long service life

Step hardened HSS core drill

•  Standard hardened HSS core drills in stages
•  As a result extremely hard tooth tips (68 HRC) and still flexible core drill

Five cutting geometries

•  Specially adapted cutting geometries especially for the different diameters and cutting depths

Suitable for core drills:
Metallkraft, Alfra-Rotabest + Alfra Rota-Quick, BDS + BDS Keyless, Bektop, Bux, Euroboor, Evolution, Hougen, Jancy, Magbroach, Magtron, Magnetor, Promag, Rotabroach, Ruko + Ruko Easy Lock, Universal …