Adjustable frame for rectactangles & squares which allows a router to cut recesses, slots, face panel moulds etc. Comes with dual metric & imperial measuring scales & a router anti-tilt block. Cross cut accuracy to 0.1mm, a square is required to square the frame. also to be used with a guide bush with a minimum 8mm spigot length or use the unibase as a guide. specification:. Working area 600mm x 600mm. spare parts::. Trend varijig system frame jointing kit tr_vjs/fjk. accessories::. Trend guide bush 30mm dia x 10mm spigot tr_gb 30/a. Trend universal subbase c/w pins & bush tr_unibase. Trend varijig system clamp kit (pair) tr_vjs/ck. Trend varijig system straight guide 2.54m tr_vjs/g/100. ...