3/8 Threaded Bar DIN975 Threaded Rod/Bar Grade 4.8-8.8 3/8 Theaded Bar - China Threaded Bar, Thread Rod | Made-in-China.com
Amazon.com: M6 Long Rod Nut Hex Coupling Nut Straight Fitting Hex Rod Threaded Bar Rod Studding Hex Zinc Plated 10pcs(M6 X18mm) : Industrial & Scientific