The Fein HSS Nova 25 core drill bit is designed for durable, precise drilling in S235 structural steel and aluminium. Its HSS construction provides high impact and shock resistance, with 64 HRC cutting edges for reliable performance in demanding assembly and steel construction applications. Available in Ø 12–60 mm with a 25 mm cutting depth, it can be resharpened multiple times to extend service life and reduce operating costs. Fein specifies a service life of up to 140 holes or 2.8 metres under optimum test conditions.