Notes: 040934R1 HEX HEAD SCREW UNI 5739 M10X25 8.8 is original AGCO-MF-VALTRA product. 040934R1 HEX HEAD SCREW UNI 5739 M10X25 8.81 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849