herringbone gears without central gap

{"cid":"91212205","title":"Custom Rolling Mill Cylindrical Gear Type Herringbone Gears Without Central Gap","imgUrl":"https:\/\/img.chinax.com\/nimg\/06\/ae\/06c993fa26d06fba86817240dfd7-200x200-1.jpg","attrs":{"Price":"300","Brand Name":"YIZGEAR","Model Number":"HB2207001","Minimum Order Quantity":"1 Piece","Delivery Time":"60 days","Place of Origin":"CHINA","Payment Terms":"L\/C,D\/P,T\/T,Western Union","Supply Ability":"500 Pieces\/Month","Packaging Details":"Plywood Crate","Material":"42CrMo\/AISI 4140","Heat Treatment":"Quenching & Tempering","Manufacturing Process":"Gear Teeth Milling","Quality Grade":"ISO 8-9 Grade","Profile Type":"Herringbone Gear","Helical Angle":"22\u00b0"}}

{"cid":"91221625","title":"Horizontal Gap Bed Lathe Machine with 58mm Spindle Bore Max. Length of Workpiece 1000mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/52\/b3\/fe9327d1d10fd78314c98f275057-200x200-1.jpg","attrs":{"Price":"$7,500.00\/sets 1-2 sets","Brand Name":"TIMAC","Model Number":"CL-460x1000","Minimum Order Quantity":"1 set","Max. Length of Workpiece (mm)":"1000","Range of Spindle Speed(r.p.m)":"25 - 2000 r.p.m","Machining Capacity":"Medium Duty","Type":"Horizontal","Spindle Motor Power(kW)":"5.5","Place of Origin":"Henan, China","Voltage":"as customer's request","Dimension(L*W*H)":"220\/275\/325x108x137 cm","Weight (KG)":"1645 KG","Warranty":"1 Year","Key Selling Points":"Sustainable","Marketing Type":"Ordinary Product","Machinery Test Report":"Provided","Video outgoing-inspection":"Provided","Warranty of core components":"1 Year","CNC or Not":"normal","Automatic Grade":"manual","After-sales Service Provided":"Engineers available to service machinery overseas","product type":"Gap Bed Lathe","Power(W)":"4KW","Max. Swing Diameter":"460mm","After-sales Service":"Online support","After-sales Service Provide":"Field installation, commissioning and training","Warranty Service":"Video technical support","After Warranty Service":"Spare parts","Condition":"New","Spindle Bore(mm)":"58","Applicable Industries":"Building Material Shops, Manufacturing Plant, Farms, Retail, Energy & Mining","Showroom Location":"Canada, United States, Italy, Germany","Core Components":"Bearing, Gear, Motor, Engine","Max. Turned Length (mm)":"1000 mm","Year":"2020","Packaging Details":"in wooden case(can be fumigated)or in plywood case","Supply Ability":"100 Roll\/Rolls per Month"}}