Stainless steel hook measuring plate

Used to measure hooks used in international competitions

Akita - Stainless steel hook measuring plate
Akita stainless steel plate equipped with two holes of 5 and 7 mm respectively. in diameter like those used by federal judges to measure the gap of hooks above or below 5 or 7 mm.
Small accessory that should not be missing in the seat boxes of SurfCasting professionals