This i battery holder snap can be connect to one 9V battery. The battery can output 9.0V voltage and this holder can be used as power supply for measuring meters, wireless walkie-walkie, wireless microphone, radio etc.

Screws refer to a tool that gradually tightens a part using the mathematical and physical principles of the beveled circular rotation and friction of an object. Screws are a common fastener that is widely used in daily life and production.

Screws refer to a tool that gradually tightens a part using the mathematical and physical principles of the beveled circular rotation and friction of an object. Screws are a common fastener that is widely used in daily life and production.

Small fasteners play a big role in product manufacturing. Without these micro screws, engineers would have a hard time designing smaller gadgets and products like glasses, watches, headphones, and cameras. Today, we have more custom small fastener options...

Manufacturing industries rely on custom fasteners in the design and production of different products. Custom screws and fasteners are key in ensuring that all parts of your product are tightly-held in place even when under heavy usage.

Screws are one of the most important tools you’ll ever use. They’re used everywhere. Screws hold your doorknob in place, they keep your lamps together, and they’re actually used in probably every electronic device you own.

What should you consider when selecting screws for your next project? The question is that technicians who assemble various products ask themselves when trying to find an ideal kind of custom screw for their work. Screw fasteners are distributed to differ...