Robuta

https://www.trfastenings.com/Products/Catalogue/Nuts/Standard-Hexagon/DIN-Full-Nuts/Standard-Thread/TR00000810-111 M22 x 1.5 Hexagon Full Nut to DIN M22 x 1.5 Hexagon Full Nut to DIN in Grade 8 Steel Black Nickel with dimensional measurements and 3D model, in a range of finishes hexagon full nutdin https://www.trfastenings.com/products/Catalogue/Nuts/Standard-Hexagon/DIN-Full-Nuts/Left-Hand-Thread/TR00000605-100 M56 Hexagon Full Nut Left Hand Thread to DIN hexagon full nutleft handthreaddin https://www.trfastenings.com/products/Catalogue/Nuts/Standard-Hexagon/DIN-Full-Nuts/Left-Hand-Thread/TR00000588-101 M12 Hexagon Full Nut Left Hand Thread to DIN hexagon full nutleft handthreaddin https://www.trfastenings.com/Products/Catalogue/Nuts/Standard-Hexagon/ISO-Full-Nuts/TR00000993-100 M18 Hexagon Full Nut to ISO hexagon full nutiso