Factory wholesale Serrated Flange Lock Nut - U bolts，Square U Bolt – Ji Luo Fastener

Product Features:

Standard:  ASME/ANSI, DIN

Size:   1/4”-1”,M6-M30

Material:   Carbon Steel, stainless steel (304, 316),etc

Grade:   A307 Gr. A; SAE J429 Gr.2, 5,8 Class: 8.8, 10.9, 12.9;

               A2-70, A2-80, A4-70, A4-80

Thread:  M, UNC, UNF

Finish:  Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.

Packaging Details:

a. bulk in cartons (<=25kg )+ 36CTN/wood solid Pallet

b. bulk in cartons 9″x9″x5″ (<=18kg )+ 48CTN/wood solid Pallet

c. according to customer special demand