No more awkward alligator clips connecting a bench power supply to breadboard jumpers. Features: Space-saving design leaves more of your breadboard available for prototyping compared…

Pack of 50 threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot for…

*** 10 Pack *** 20-Tooth GT2 Pulleys Includes set screws (2 per pulley) for affixing to motor/idler shaft Please consider taking advantage of our multi-item discount found…

Pack of 20 (Twenty) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot…

STM32F103C8T6 ARM STM32 Dev Development Board Module Blue Pill USA FREE SHIPPING STM32 development board, frequently called the “blue pill” 32-bit microcontroller development board,new in…

Ships from (and made in) the USA.  USPS Priority Mail 3-day Color for this unit is BLUE (see pic added to this listing) Test video…

This listing includes 4 DRV8825 driver chips with heat sinks The Arduino UNO Board is NOT included with this listing – see our other items…

*** Board only, new in sealed anti-static packaging.  NO PINS INCLUDED *** Arduino Mega 2560 Compatible development board Features: ATmega2560 Microcontroller Built-in USB support for…

Black oxide coated hex socket cap flat head machine screws Pack of 20   10% off 3, 15% off 5 items.  Applies to most of…

Inductive probes are a popular way of adding bed level compensation ability to 3D printers. Marlin and other 3d printer firmwares support this.  Also useful…