For scribing rails on a router table.

• Plastic 5/16" thick base board to ensure flatness. Safety holds rails for scribing cut for panel door routing.
• Sliding front stop with grip abrasive.
• Adjustable height toggle clamp.
• Spelch block fitting to prevent breakout.
• Max. component width 4 inch, min. thickness 19/32 inch, max. thickness 1 3/16 inch.
• Facility to exchange handles to allow use with an overhead router for end cuts.