Clearances

This page includes the clearances you need when printing with ABS, they have been tested for shrikage and turn out to be the best “general” settings for everyone to print without any clearance issues.

Bolt clearances

M3 hardware

Type	Fit	Hole	Counterbore	Depth
DIN918	loose	3.3mm	6mm	N/A
DIN918	tight	3.2mm	5.8mm	N/A
DIN934 (nut) 1	loose	5.8mm	N/A	2.6mm
DIN934 (nut) 1	tight	5.7mm	N/A	2.6mm

M5 hardware

Type	Fit	Hole	Counterbore	Depth
DIN918	loose	5.3mm	9mm	N/A
DIN918	tight	5.2mm	8.8mm	N/A
DIN934 (nut) 1	loose	8.3mm	N/A	4.2mm
DIN934 (nut) 1	tight	8.2mm	N/A	4.2mm

Heat inserts

Type	Size	Hole	Counterbore	Depth
Heat set threaded inserts	M3 X D5.0 X L4.0	4.7mm	N/A	4.1mm

1. DIN934 was replaced with DIN EN ISO 4032 and DIN EN ISO 8673 ↩ ↩² ↩³ ↩⁴