Bookbinding Thread Winding Shuttle

Bookbinding Thread Winding Shuttle Carry and unwind short craft thread without a rotary spool. Included: 1 STL file, editable CadQuery Python source, STEP geometry and notes in the source ZIP. Digital files only; tools, hardware and illustrated context objects are not included. Approximate CAD dimensions: 110.0 × 28.0 × 4.0 mm. Units: millimetres. Wind short bookbinding or craft thread through the open end notches. Park the loose end in either narrow side slot; no textile-specific fit is assume…

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