Professional China ISO4026, ISO4027, ISO4028, ISO4029 Socket Set Screws for Johannesburg Factories

Metric Size Socket Set Screws

Thread Size: M1.4-M52

DIN913, DIN914, DIN915, DIN916

ISO4026, ISO4027, ISO4028, ISO4029

Various Drive and Point Types

Various Surface Finishes

Other Material Grades are available

Please feel free to contact us for more details


  • Professional China ISO4026, ISO4027, ISO4028, ISO4029 Socket Set Screws for Johannesburg Factories Related Video:



    Tests of output volts and amps produced before and after removing the blinking LED. Both overcast sky and bright sunshine. I hook up a DC to DC Buck Converter and explain it a bit. I run a USB charging port, I charge a camera and a cell phone. I use the panel to make a batch of colloidal silver. I test the panel with a simple solar charge controller. I charge a 12v- 3ah lead acid battery. This solar panel is not weather proof because it’s designed to be used on the dash of an enclosed vehicle.

    Here’s a link to the product web page: https://www.harborfreight.com/15-watt-solar-battery-charger-68692.html
    Be sure to read the reviews to get a more well rounded understanding of this product.



    It’s a controversial question – can selective logging coexist with Brazil nut harvesting? As part of their livelihoods, many of Peru’s Brazil nut concession holders currently do both, but it’s not yet know what effect timber harvesting is having on Brazil nut production. To find out, CIFOR researchers and local university students are working in Madre de Dios alongside harvesters in the concessions, measuring nut production and logging impacts.

    To learn more, and for more stories of CIFOR’s work in the Amazon, visit https://blog.cifor.org/amazon

    MUSIC: Special thanks to composer Oscar Alberto Macedo Mejia for allowing us to use his songs “Hermano Nativo” and “Pueblo Viejo”, from an album composed for the centenary of Madre de Dios.
    Email: omacedo63@hotmail.com
    Phone (Peru): 966382109