When using a single-flute boring tool to bore holes, the cylindricity exceeds 0.01 mm—what do you th

So freaking intense—the adrenaline’s pumping so hard my heart almost jumped out!

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Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge

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Why does the bearing emit "hot air" when installing it? This is the interference fit installation me

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[Tools] Cutting board artifact, aluminum profile + optical axis linear slide rail to make circular s

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19th-century German craftsmanship. The principle of the Reuleaux triangle—still haven’t figured it o

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What to do when the jaw crusher is stuck?

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How are such precise molds made?

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The incredible "abrasive flow" squeezes the fluid out of the tube. The picture is so sour.

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What happens if a high-speed water jet cuts your hand?

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It’s the old pro who sticks to the rules—boss is stunned on the spot!

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After working eight years in a mold factory, I still can't compete with a newbie earning 8,000—old e

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Converting SolidWorks 3D models to engineering drawings

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What is "honing"? Press the ball into the cylinder and rub it hard, and a magical phenomenon will ha

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Tube-type parts can't be made.

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Everyone in machining is a talented professional.

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The new master is testing the knife—what salary do you think would be appropriate?

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Slacking off at work

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Have you ever seen Tie Sheng’s “egg”?

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Spindle repair: Drilling ceramic balls? Is that even possible? Let’s see how Master Li does it!

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Why can a broach cut through a gear so smoothly? #PopularScience #Unzip #Broaching #Machining #CoolK

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