acorn top whistle

thingiverse

If you're already skilled at crafting a whistle from an acorn cap, this enhanced design is simply more robust. The "acorn cap" in question features a built-in key ring hole for effortless attachment to any object you desire. This whistle boasts incredible volume potential, soaring up to 100 db+ if utilized correctly. For those unfamiliar with the process, a helpful link is provided to learn how: https://www.google.com/?gws_rd=ssl#q=how+to+make+a+whistle+from+an+acorn. Print Settings: Printer - Powerspec 3D Pro Rafts - No Supports - No