【DE】4Pcs Nema23 76mm USB Mach3 CNC Stepper Motor 270 Oz-in+TB6600 Driver Board
(4 x TB6600 Single axis driver board. 2)TB6600 Driver board. 4 x23HS8430 stepper motor 270 Oz-in ,76mm length,3.0A. 1)23HS8430 Stepper Motor. Features: 1. Support for 4-axis linkage, you can connect four stepper motor drives or servo drives; 2.