In the USA shipping is $4.00 for the 1st motor and $1.00 for each additional motor.

Nema 16 stepper motors for your DIY Robot RepRap Markerbot Repstap CNC Router projects.

Japan Servo Co. LTD.

• Information page http://www.nidec-servo.com/en/digital/pdf/KH39E.pdf
  
• Current/Voltage: you can go up to 24 volts. .6 amps.  I always start at the lowest settings and work my way up to find the best run. 
  
• 1.8 deg / step
• 4 wire connection bi-polar or 6 wire uni-polar
  
• width  39mm x 39mm
• total length of 20.8mm
  
• 5 mm diameter shaft
• shaft length 12mm
  
• Weight 3.7 oz. 
  
• Connection wire provided
  
• YLW= B
• ORG= B-
• BLK= A
• BRN= A-
• BLU=COMMON
• RED=COMMON