copper turned parts for optical devices

{"cid":"91208810","title":"Milling Grinding Lathe Turning Parts Al Copper Magnesium SS CNC Machining","imgUrl":"https:\/\/img.chinax.com\/nimg\/a3\/fb\/c187faea7c381df914232420aa6c-200x200-1.jpg","attrs":{"Price":"0.5-3USD","Brand Name":"Customized","Minimum Order Quantity":"1pcs","Delivery Time":"5-8working days","Certification":"RoHS, ISO9001","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, Paypal","Supply Ability":"50000","Packaging Details":"Normal","After-sales Service":"After Sales Services","Warranty":"Quality Guarantee","Standard":"DIN, ASTM, GOST, GB, JIS, ANSI, BS","Materials":"Brass, Carbon steel, Chrome steel, Cold rolled sheet, Bearing steel, Chrome copper, Mold steel, Plastic, Teflo, Fiber glass etc.","Processing":"Turning Parts","package":"pe bags, carton ,etc"}}

{"cid":"91192058","title":"10mm Micro Slider Linear Stepping Motor 5V DC Screw For Vending Machine Optical Instruments \u3001Precision Medical Devices","imgUrl":"https:\/\/img.chinax.com\/nimg\/4a\/16\/38f5566f2740197e5ba5330fcdb9-200x200-1.jpg","attrs":{"Price":"US$2 ~7","Brand Name":"VIC-TECH","Model Number":"VSM1069","Minimum Order Quantity":"1Unit","Delivery Time":"10~30 days after receiving sample payment","Certification":"RoHS","Place of Origin":"China","Payment Terms":"MoneyGram, Western Union,Credit Card,T\/T, L\/C","Supply Ability":"100000\\ Units\/year","Packaging Details":"The product is packed with pearl cotton, and the outside is in a carton.","Motor size":"10mm","Step angle":"18 degree","Lead pitch":"M2pitch 0.4mm","Driving voltage":"DC 3V","Coil resistance":"15 ohm \uff08can customization\uff09","Motor type":"stepper motor with lead screw","Movement type":"Linear \uff08forward and backward \uff09","Driving method":"Bi-polar 2-2 phase","Screw stroke":"26.4mm","thrust":"about 220g.cm"}}