TORN. ISO4017 M20X60 8.8 flZnL nc 1000h

This appears to be a product code or specification. Here's a breakdown of the potential meaning based on common industry conventions:

• TORN: This could refer to the manufacturer or brand name.
• ISO4017: This likely indicates a specific standard or design specification, possibly related to ISO (International Organization for Standardization).
• M20X60: This probably denotes the thread size and length. M20 refers to a 20mm diameter thread, and X60 indicates a 60mm thread length.
• 8.8: This could represent the tensile strength class of the material according to a specific standard (e.g., ISO 898-1).
• flZnL: This might describe the material composition or surface treatment, possibly indicating galvanized steel.
• nc: This could stand for "non-corrosive" or a similar property.
• 1000h: This likely refers to the product's operational lifespan or resistance to environmental factors (e.g., 1000 hours of continuous use).

Please note that without further context, these interpretations are speculative. Consulting a technical manual or contacting the manufacturer would provide definitive information about this product code.