For sales is one LOT 9 pcs ballnose cutter : 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm,11mm, 12mm:

4mm  x 6mm x 56mm x 14mm 
5mm x 6mm x 56mm x 14mm 
6mm x 6mm x 56mm x 14mm 
7mm x 8mm x 62mm x 19mm   
8mm  x 8mm x 62mm x 19mm 
9mm x 10mm x 71mm x 22mm
10mm x 10mm x 71mm x 22mm
11mm x 12mm x 83mm x 28mm 
12mm x 12mm x 83mm x 28mm