Champion Set Screw & Nut M8 x 20mm SKU: 225805 MODEL: BBN028 Error. try again later You've successfully joined the club $ 6 .40 pack of 5 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.