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

Qty. 20 1×15 Female header 2.54mm (0.1″) spacing This is the correct size for Arduino Nano (2 pieces required per arduino) Please consider taking advantage…

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…

24-Pin ATX Power supply adapter Coverts your ATX (common in computers) power supply to a bench/lab power source. 4 pairs of power/ground female banana plugs,…

3-Axis CNC controller kit includes Arduino nano compatible board, CNC shield, and 3x A4988 stepper motor drivers. Ships unassembled – the pins need to be soldered on the arduino board,…

Package of 20 18-8 Stainless steel hex (Allen) socket button head/cap machine screws FREE Shipping to the USA + APO Addresses 10% off 3, 15% off…

*** Includes the pictured prototype board with pre-soldered female headers, 5mm barrel plug power connector, and precision 4.096V voltage reference *** This is essentially an Arduino…

2-PACK 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This header has extra long pins which is why it…

This is essentially an Arduino Due scaled down to 54x58mm (significantly smaller than the standard version). Built-in EEPROM (512K), 21-bit ADC and DAC’s. Standard 2.54mm…

*** 2 Pieces *** ESP-8266 Development Board (commonly referred to as “NodeMCU”) USB-programmable (requires a microUSB cable); no extra programming device required. Built around the…