Comments by "John Cunningham" (@johncunningham4820) on "Crazy Hydraulic Press" channel.

  1.  @Sparky_D  No resistance ? Think again . Ever heard of Inertia and Acceleration ?
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  2.  @piccalillipit9211 . Or suffers Chronic Detonation , if the Piston Crown doesn't fail first .
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  3. So , All the " Old " knife really needed was a bit of time on a Wet-Stone . Toughest Knife of them all .
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  4. Most likely High Speed Steel .
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  5. This was a way to Test Grades of High Tensile Fasteners . Not really a Test of the Conrods themselves . Flawed Premise . Down vote .
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  6. Those were all Grades of Tool Steel . Principally used for making Machine Tool , Cutting Tips / Blades to Machine shape Softer Metals . Structurally not actually that strong . Too brittle . Shatters at Failure , rather than Springing back after Stressing .
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