... DK7740 etc.Testing EquipmentProjecting apparatus, Salt Spray Test, Durometer, and Coating thickness testerWorkforceA group of experienced production technician, sophisticated ... springs, shafts, screws, stamping parts and other metal parts. Our main production modes are designing and proofing based on customers’ drawings or ... com stainless steel /brass bush ,cnc bushing ,inserts and lathe parts