nema 8  stepper motor with lead screw  

Motor size:20*20mm

screw dia :3.5mm

Lead Distance:0.61mm

Screw length: according user,less than 500mm

Motor wires:

                    RED:A+

                    BLK:A-

                    YEL:B+

                    GN:B

More parameter ,pls check models specs

Below file is one model secs,production line bulk quantity order.

Any questions,pls contact us ,thank you

20HS30-0604A035-N75.pdf