M12 x 50mm Full Thread Zinc Plated Hex Bolts, Class 8.8, 4 PieceCondition:* New Surplus Stock, Re-Bagged From Larger Bulk Packaging. As Pictured.Additonal Notes:* Finish: Natural* Fully Threaded: Yes* Head Length (H): 7.79mm (Tolerance: +0/-0.58mm)* Length (L): 50mm* Manufacturing Standard: DIN 933* Material: Marine Stainless Steel (A4)* Material Specification: Marine Stainless Steel (A4)* Pitch: 1.75mm* Material Grade: Class 8.8* Socket Size (J): 19mm (Tolerance: +0/-0.52mm)* Thread Size: M12 (12mm)UNKRP21510