6PCS M3 – M10 HSS Metric Tap Drill Bits for Machine Screw Thread Main Features: ● Material: high-speed steel 4241.

Power meter energy monitor is a monitoring and testing instrument which determines the power consumption of a connected appliance and

Main Features: – Multifunctional stereo headphone: Bluetooth, card MP3 player, and FM radio – Ergonomic design, comfortable to wear –

Main Features: ● Noise-reducing technology, reduce low-frequency noise and bring you clearer sound ● Built-in 10mm drivers, improve sound quality