Linear Guide For DIY CNC Aug 29, 2018 9:23:00 GMT 8 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Admin on Aug 29, 2018 9:23:00 GMT 8 I saw this on the Precious Plastic forum today. The guy is using his DIY injection molder to make low cost linear guides for CNC machines. This is also a printable design.