What's the power feed contacts?

The outface look like a red dates .small ,but so heavy ,i can't believe the little components is too heavy .power feed contacts is made by tungsten steel.the steel has a strong hardness ,density also so big .There are many kinds of shape round!

KENOS  is a prefessional  power feed contacts manufacturer in China,well known for good quality,competitive price and punctual delivery.Wellcome contact us ! What is the EDM wire cut accessories machining process, however, which process could work out a perfect EDM wire cut accessories, the main analysis of the EDM wire cut accessories machining process, the EDM wire cut accessories of concave Angle and the Angle is in wire cut with the wire cut machining process conditions is very important,Low speed wire EDM accessories machining accuracy, whether the surface roughne

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