urges: let's protect ourselves and our families from the coronavirus, buy only food in tightly-closed packaging pupc press information . the ongoing sars-cov- coronavirus pandemic requires the highest degree of caution. special attention should be paid to the way we buy food. the polish union of plastic...
replaceable cemented carbide cutting tips. tools with tips that cannot be replaced are called brazed tools. milling in this machining process, the tool is rotated and the work material is fixed to produce the desired shape. oil-less bearings these bearings are made from porous sintered metal materials impregnated...