Champion Set Screw & Nut M8 x 30mm Yellow Zinc SKU: 225807 MODEL: BBN030 Error. try again later You've successfully joined the club $ 7 .90 pack of 4 Available on orders $50 to $1500.More info × Mitre 10 MAvailable at Mitre 10 MEGA stores. Variants Metric. Features and benefits Hexagonal head. High tensile. Grade 8.8. Zinc plated.