Function: pure nickel tube lugs (specified as reinnickel) for electrical connection of conductors with a specified nominal cross-section

Dimensions: d1 = 5 mm

and the box is equipped with sliding latches

as stated in the manufacturer's information:

These applications are stated on the manufacturer's product page and describe which conductor categories the ICD258 is intended to be crimped onto

Kabelsko Cu fortinnet 35mm²F-Ø10mm Unit(s):Box Function: pure nickel tube lugsTubular Cable Lugs (F series) ICF3510 Product Description ICF3510 is a tubular cable lug in Intercable Tools' F series, specified by the manufacturer WEITKOWITZ. The product is designed for use with fine stranded and extra fine stranded round conductors as well as sector conductors and has a nominal conductor cross section of 35 mm. The connection thread is metric M10. ICF3510 is supplied in packs of 25. Typical Applications ICF3510 is used for