Hole number: D=5mm*384 D=6mm*7 D=12mm*2 D=37mm*1
Delivery: 35 days according to actual need and difficulty
Package: single plastic foam bag, paper carton, pallet. (if you have special need, please tell us)
Payment: negotiation
Sample: negotiation
Certificate: FORM A, Origin certificate, insurance certificate, packing list, invoice, BOL, etc