You are buying (1 pc) of brand new Korea Widin T-slot cutter. 

Tool Specifications:
Cutting diameter: 6 mm (.2362 ")
Shank diameter:  6 mm (.2362 ")
Flute thickness: 2 mm (.0787 ")
Neck diameter: 3 mm (.1181 ")
Length of cut: 8 mm (.315")
Tool material: Solid carbide
Coating: No

I have other T-slot cutter specifications, please contact me.