Häfner-Spool core

Häfner-Spool core

thingiverse

Make a core to ease turning the 1kg Häfner spool. They grind too much on the spool holder, creating excessive friction. Make one for each side. Print Settings Printer Brand: RepRap Printer: Prusa i3 C Rafts: Doesn't Matter Supports: No Resolution: whatever Infill: 10-20% Notes: This is a tight fit, so ensure your printer is set up for the measurements. If unsure, print at 98% X and Y size, leave Z alone. Post-Printing Use a small screw to pass through the tab and keep the core from slipping out.

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