Check the listing for details. 〖USA〗CNC Router Engraver Machine Rotational 4th Axis 3 jaw 100mm chuck+Tailstock. Condition: New. Listed at 250.00 USD. 【USA Warehouse & Fast Shipping】〖USA〗CNC Router Engraver Machine Rotational 4th Axis 3 jaw 100mm chuck+Tailstockfor CNC Router Milling Engraving Machine Good New:We have USA Warehouse in United States,so we will ship this item from USA Warehouse to you.Package included:1 x K11-100mm Rotational 4th Axis 3 Jaw chuck with Nema23 Stepper Motor1 x MT2 65mm Tailstock1Set of Anti-claw and wrenches Reducing Ratio 6:1 Product DescriptionK11-100mm Engraving Machine 4th Axis A AxisChuck type: K11-100mm 3 jaw centering chuckCenter height: 65mmTotal height: 115mmAngle: 0.3°/ stepGear box output shaft diameter: 25mmReducing ratio: 6:1 (belt deceleration mode)Accessories: Set of Anti-claw and wrenchesThe fourth axis parameter settings:Mach3 system settings:the pulses required for 1°(Motor 1 lap pulses x Driver fine fraction x Reduction ratio) ÷ 360°For example: 57mm 2- phase stepper motor, fine fraction of 16, reduction ratio 6:1(200 x 16 x 6) / 360=53.3333Weihong system settings:360deg/(Motor 1 lap pulses x Driver fine fraction x Reduction ratio)For example: 57mm 2- phase stepper motor, fine fraction of 16, reduction ratio 6:1360 / (200 x 16 x 6) =0.01875Hollow shaftInner through hole diameter is 22mm (0.85")100mm 3 jaw chuck3 jaw centering chuckSuitable for clamping various types of materialsChuck with high precisionNema23 Stepper MotorSize: 57x57x76mmShaft Diameter: 8 mmShaft length: 25.5mmStep Angle:1.8Current: 3AVoltage: 4.2VTemperature Rise: 80 c maxInsulation Resistance: 100MOhm(500V DC)Holding Torque: 18kg.cmWiring methods:Stepper motor's red wire connect driver's A+ portStepper motor's green wireconnect driver's A- portStepper motor's yellow wireconnect driver's B+ portStepper motor's blue wireconnect driver's B- portMorse Taper 2 Live Center Movable MT2 TailstockMT2 TailstockCenter Height: 65mmStretch distance: 50mmTop tip: Activity typeAxial locking wrench for tailstock About us:Our company is an emerging professional Cross-Border Electronic company.We,as an honor and responsible seller online,always try our effort to offer best quality and service to our customers with our 100% sincerity.We guarantee every product is of high quality and durable utility compared to other factories becayse we choose the best-buys goods. Besides,our company has a powerful technical support and perfect after-sales service. Shipping:All items will be sent out with tracking within 1-2 business day after the payment received,may be a delay on weekends; Return&Refund: 1.Any reason required for all refund.Item must be in it's original condition and no physical damage,buyer responsible for all shipping cost.2.When you have the parcel,and not satisfied the goods or it is other problem like as broken,pls tell us the detail reason and provide the photos,we will help you to solve any problems.