... Bits,Carbide Brazed Tool Bits, Turning Bits,lathe tool bit. Grade of Carbide: K10,K20, P20,P25,P30 ,P40 Carbide Tipped Tool ... Bits,Carbide Brazed Tool Bits,Turning BitsGrade of Carbide: K10,K20, P20,P25,P30 ,P40DIN4971-ISO1DIN4973-ISO8DIN4975-ISO10DIN4977 ...