Description
■ Chrome vanadium steel 60 CRV
■ Bi-material comfort covered temples
■ Total hardness: 45÷50 HRC
■ Cutting hardness: 60÷63 HRC
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■ Chrome vanadium steel 60 CRV
■ Bi-material comfort covered temples
■ Total hardness: 45÷50 HRC
■ Cutting hardness: 60÷63 HRC