Product: Induction Hardened+Precision Ground BarsLocation: TurkeyQuality: Cf53 - Ck60Condition: PrimeProperties:- Hardened layer`s surface hardness: 62 +- 2HRC- Surface roughness: Ra max. 0,25- Roundness: max. 50% As the outer diameter`s tolerance - Deflection from the straightness: round to 30 mm 0,1 mm / 0,5 m round over 30 mm 0,1 mm / 1.0 m