Threading tools designation guide


  1. 2. 3. 4. 5. 6. 7.
Designation Clamping system Thread type Cutting direction Tool width Tool height Tool length Cutting edge length
Example S E L 16 16 M 16

1. Clamping system

system s


2. Thread type

E - external thread
I - internal thread


3. Cutting direction

kierunki wew en


4. Tool width

szerokosc gwint


5. Tool height

wysokosc gwint


6. Tool length

Symbol H K M P Q
Length [mm] 100 125 150 170 180

7. Cutting edge length

Symbol Cutting edge length Inscribed circle diameter
11 11 6,305
16 16 9,525
22 22 12,70
27 27 15,89