Cheap And Discounts Axrayser Fiber Laser Cutting Nozzle D27 H34 M11 Caliber 1.0-5.0mm Single&Double Layer Copper For BOCI Fiber Laser Cutting Head Wholesale. Buy Directly From Merchant Axrayser Prime Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.