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Reference: 020 52 02 .. ..

K D L   COD.
30 52 100   020 52 02 01 04
         
40 63 160   020 52 02 02 73
40 63 250   020 52 02 02 75
         
50 90 160   020 52 02 04 93
50 90 250   020 52 02 04 95

- The area of diameter D and length L1 has approximately 700N/mm².
- Rest is hardened to 57-60 Rc