This is what I use. It doesn't just displace material, it actually makes the groove by removing plastic, so there's no raised ridge to sand down afterwards. http://www.micromark.com/plasticutter,7898.html
Ed Kozlowsky Sanford, Maine sscale.org >________________________________ > From: Bill Lane <[email protected]> >To: [email protected] >Sent: Tuesday, September 4, 2012 9:14 AM >Subject: {S-Scale List} scribing the sidewalk > > > > > >Thanks for all the replies. The MicroMark tool is a modified dental tool/pick. >It worked **really** well on the Evergreen plastic but the Plexiglas is >another matter. I have a few small scraps so I will have a way to test what I >want to do first before “going for it.” Now that it is in place I am moving on >to tweaking the turnouts in that yard to make them have smoother operation. I >will get back to the sidewalks another day. > >Thank You, >Bill Lane
