1,Certified to ISO9001:2008 2,Various of types are available 3,Carbon steel,stainless steel,brass 4,Finished plain/Zinc/black In-sail/Sandum is dedicated to manufacturing of precision components and the design, fabrication of engineering specialty fasteners and fastening solution development.Manufacturing CapabilityWe have powerful manufacturing capability, our automatic lathes, CNC lathes, CNC ...