Norseman Gibb's T-Ball Terminals are manufactured from grade 316 stainless steel. They are specifically designed to be matched with their metrically or imperially-dimensioned wire rope. The head is stamped with a metric (using whole numbers and decimal points) or imperial (using fractions) measurement. In some cases it will be stamped with a whole number and a fraction, indicating the metric size followed by the imperial size. NT74105 is suited for 5/32 in (4mm) ball terminals and has a head height of 3/8 in (9.52mm). The head stamp says in4 in. or ﾓ5/32 in.