Application:
For tear-free sizing along and across grain. Machining with feed if pairs are used.
If used only on one side, against feed only combined with scoring sawblade.
Machine:
Multi-blade saw machines, double-end tenoners,finger joint machines, window-making
 machines, edge processing units etc.
Workpiece material:
Softwood and hardwood, particle and fibre materials (MDF etc. ) uncoated, veneered, 
plastic-or paper-coated, compound materials.