twist-drill-din-1897-n-hss-g
RUKO Espiral Bits DIN 1897 Tipo N, HSS-G - Short (Ø 2,50mm)- Main application Steel (N / mm²) <900,
- Secondary application Steel (N / mm²) <1100, stainless steel, aluminum, brass, bronze, synthetic materials and cast iron
- Secondary application Steel (N / mm²) <1100, stainless steel, aluminum, brass, bronze, synthetic materials and cast iron
