*** 2-PACK ***  ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With Pre-soldered breadboard headers and built-in USB-serial adapter,…

PTFE / Teflon tubing 4MM OD (outer) 2MM ID (inner) Commonly used as bowden tubing (filament guide for 3D printers) – perfect for 1.75mm filament…

Black oxide coated hex socket cap flat head machine screws Pack of 20 Photo may not be of exact item, for example we use pictures…

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…

Arduino Nano compatible microcontroller board with pre-soldered pins, installed in an assembledscrew terminal breakout board. No soldering required.  Ships in sealed anti-static packaging. Please consider our our multi-item discount found at the…

Qty. 10 1×15 Female header 2.54mm (0.1″) spacing This is the correct size for Arduino Nano (2 pieces required per arduino) FREE Shipping to the USA …

Cooling / Cooler Block for MakerBot Replicator and clones, and other similar 3D Printers MK10 size, appropriate for converting an MK8 printer, particularly if you…

 LJ18A3-8-Z/BX DC 6-36V NPN 3-wire 8mm Inductive Proximity Sensor Switch Detector Quality Products Helpful Support Quick Shipping LJ18A3-8-Z/BX Proximity Sensor These are commonly used for…

*** 2 Pack *** Ships in individual SEALED bulk packaging (no retail labels or packaging) FREE Shipping to the USA + APO Addresses 10% off 3,…

*** 2 Pack *** Arduino Nano compatible Screw Terminal interface board These are great for securely connecting wires, especially when using a breadboard doesn’t make…