It is used to draw the middle of the beams / rafters.
 
 They come in a set of 4 pieces with dimensions between 5 - 25 cm.
 
 + 8 guide pins
 
 * They can also be sold in pieces
 
 * In case you need changes to the device, or other types of templates / devices that are not listed on the website, we are at a distance call.
 
 * Images are for presentation purposes only. The pieces may have color / design differences.