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          "pass_": true
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        {
          "id": "H40_B_E137_M12_256",
          "kind": "leg_bolt",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23650104425736074,
          "pass_": true
        },
        {
          "id": "H40_B_E137_M12_235",
          "kind": "leg_bolt",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23652534845285755,
          "pass_": true
        },
        {
          "id": "H40_B_E137_M12_334",
          "kind": "leg_bolt",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23653099177419246,
          "pass_": true
        },
        {
          "id": "H40_B_E137_M12_313",
          "kind": "leg_bolt",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23650845148068506,
          "pass_": true
        },
        {
          "id": "H40_ANCHOR_-50_-95",
          "kind": "anchor",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23653103792576907,
          "pass_": true
        },
        {
          "id": "H40_ANCHOR_-50_+95",
          "kind": "anchor",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23653103792577584,
          "pass_": true
        },
        {
          "id": "H40_ANCHOR_220_-95",
          "kind": "anchor",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23650453132113322,
          "pass_": true
        },
        {
          "id": "H40_ANCHOR_220_+95",
          "kind": "anchor",
          "bore_2_98_interference_mm3": 0.0,
          "bore_3_04_material_mm3": 0.23650453132113078,
          "pass_": true
        }
      ],
      "pass_": true
    }
  ],
  "geometry_checks_pass": true,
  "limitations": [
    "FIN_A/B have identical 2D projected blanks but opposite 3D handed mitres; eight blanks do not mean eight finished identically bevelled parts.",
    "DXF source coordinates are rounded0.01mm full/0.00125mm mini. Machining allowance/tolerance must be assigned by the metal shop.",
    "STL is a nominal faceted volume, not a weld drawing. Weld throat/length/procedure/distortion, jig and corrosion process are not established by a watertight mesh.",
    "Mini sheet thickness1.25mm and enlargedØ3 holes are deliberate adaptation. Sheet1.5mm cannot be substituted without reconciling geometry.",
    "No metal CAM/G-code, metal router setup, welding procedure or fabrication quote has been verified. Old laser prices are not used.",
    "Original hardware had nut h10 while purchased DIN985 M12 h12; M12×80 nominal tail1mm. Parent is correcting to90, not evaluated as structural capacity here."
  ]
}