socket-head-cap-screw

// Socket Head Cap Screw


// a type of fastener that's widely used in a variety of applications requiring a high strength fastening solution. It is characterized by its cylindrical head and internal hexagonal drive, which allows for tightening with an Allen wrench or hex key


const hexCapRatio = 0.357
const capRatio = 2 / 3

// Write a function that defines the Socket Head Cap Screw
fn capScrew = (originStart, length, dia, capHeadLength) => {
  const screwHead = startSketchOn('-XZ')
  |> circle([originStart[0], originStart[1]], dia / capRatio / 2, %)
  |> extrude(capHeadLength, %)
  const hexPattern = startSketchOn(screwHead, 'end')
  |> startProfileAt([
       originStart[0] + hexCapRatio * dia / capRatio,
       originStart[1]
     ], %)
  |> angledLine({
       angle: 240,
       length: hexCapRatio * dia / capRatio
     }, %)
  |> angledLine({
       angle: 180,
       length: hexCapRatio * dia / capRatio
     }, %)
  |> angledLine({
       angle: 120,
       length: hexCapRatio * dia / capRatio
     }, %)
  |> angledLine({
       angle: 60,
       length: hexCapRatio * dia / capRatio
     }, %)
  |> angledLine({
       angle: 0,
       length: hexCapRatio * dia / capRatio
     }, %)
  |> close(%)
  |> extrude(-10, %)
  const screw = startSketchOn(screwHead, "start")
  |> circle([originStart[0], originStart[1]], dia / 2, %)
  |> extrude(length, %, 'nice')
  return screw
}

capScrew([0, 0], 30, 20, 22.5)