Cedar Siding Gauges One Pair For help on this tool please call 541-247-8306 or visit solosider at youtube to see the video. Adjust siding up or down in 1/16 increments while on the SoloSiders Easily dial out any accumulated error caused by off size boards Unlike our competition, these tools will not break when dropped from any height. These tools are for bevel cedar or Boral siding with a 15/16 maximum butt size.