Fingerprint Sensor AS608 - A Beginner's Guide
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →Secure your fasteners with these high-quality Copper Hex Nuts, designed for reliable performance in electrical, electronic, mechanical, and industrial applications. Manufactured from durable copper, these nuts offer excellent electrical conductivity, corrosion resistance, and thermal conductivity, making them ideal for environments where standard steel hardware may not be suitable. Copper fasteners are commonly selected for electrical grounding, battery connections, and corrosion-resistant assemblies.
Available in multiple metric sizes from M3 to M14, these hex nuts are precision-threaded to provide a secure fit with compatible metric bolts and threaded rods. Their robust construction ensures dependable fastening while resisting rust and oxidation, even in demanding conditions.
Made from high-quality copper
Excellent electrical and thermal conductivity
Superior corrosion and oxidation resistance
Precision metric threads for a secure fit
Durable hex design for easy tightening with standard tools
Suitable for indoor and outdoor applications
Electrical grounding systems
Battery terminals and power distribution
Electronics assembly
Mechanical equipment
DIY and repair projects
Industrial machinery
Automotive and marine applications
Material: Copper
Thread Type: Metric
Shape: Hex Nut
Finish: Natural Copper
Standard: Metric
1 × Copper Hex Nut (Selected Size)
Note: Please select the required thread size before placing your order. Ensure compatibility with your matching metric bolt or threaded rod for proper installation.
Yes — all stock ships from our Quezon City warehouse. Order before 4 PM weekdays for same-day cutoff via J&T or LBC.
Yes. Metro Manila usually arrives next-day; provincial 1–3 working days.
Yes — we accept Purchase Orders from accredited schools and universities. Contact us with your PO details and we'll process it.
Most parts work with common maker boards — check the description for specific pinout / voltage notes. If you're unsure, send us a message before ordering.
7-day inspection window for DOA units. Email proof of issue and we'll ship a replacement or refund. Used / installed parts are not returnable unless faulty.
Yes — questions land on our forum or via email, weekday or weekend. We've actually wired up most of what we sell.
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →Wire a joystick to your Arduino, read X/Y, then print UP / DOWN / LEFT / RIGHT to the serial monitor.
read tutorial →Bench-test a 43 A motor driver before wiring the full project. Catches weak power, mis-pinning, and dead boards before they cost you time.
read tutorial →Coming from UNO and the Pico won't show a COM port? Here's the BOOTSEL trick, the driver fix, and the first sketch that actually works.
read tutorial →Share what you built. Photos, BOM, what worked, what didn't.
view thread →Symptom + what you tried + clear photo = answers within hours.
view thread →Brownout reset when adding a sensor? Notes on supply decoupling and GPIO checks.
view thread →Upload failing on your first Uno? Driver, COM port, board match — checklist inside.
view thread →