Normas ISO

Hand-held non-electric power tools -- Safety requirements-- Part 3: Drills and tappers

Hexagon thin nuts chamfered (style 0) with metric fine pitch thread -- Product grades A and B

Hexagon high nuts (style 2) with metric fine pitch thread -- Product grades A and B

Hexagon regular nuts (style 1) with metric fine pitch thread -- Product grades A and B

Hexagon thin nuts unchamfered (style 0) -- Product grade B

Hexagon thin nuts chamfered (style 0) -- Product grades A and B