Spike Standard: GB: GB/T 799-88, DIN: DIN 529, JIS: JIS B 1178, also carries on according to the customer incoming sample or drawing
Spike Diameter: M6---M64,1/4"----2-1/2", the length does not limit.
Spike Grade: carry out 4.6,5.6,6.8,8.8 or Grade 2, Grade 5.
Spike Finish: Becomes Black, Yellow Zinc, White Zinc, The Hot Dipping Zinc, chrome
Spike packing :25KG box , plastic bag, pallet