NF EN ISO 6789, ISO 6789, DIN EN ISO 6789
• Factory accuracy: ± 2% except:
– R.306-25D – K.306A600 – K.306A1000 (± 4%).
– R.304DA (± 6%).
• Reliability of mechanism: 50 000 cycles (wrenches up to 200 N.m).
• Use possible with accessories:
– End fitting: 9 x 12 or 14 x 18 mm.
– Diameter: 30 mm.
• One-way wrenches usable for unscrewing by reversing the bits.
• Numbered wrenches supplied with ISO 6789 calibration certificate.
• Supplied in plastic box.
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