18cm end to end. 
Spend less time sharpening and more time working. 
The blade on this knife is "file hard" heavy steel and set firmly into a hardwood handle.
 
The wonderful Kemper Tools company are, sadly, having to close down. 
These are our last stock of the Kemper TRM - Commercial Trim Knife. - UPDATE - They 'may' have a sale of the company lined up! All going well, the Kemper Co. will still be in business.