External Turning Toolholders Designation Guide

 

  1. 2. 3. 4. 5. 6. 7. 8. 9.
Designation Clamping system Insert shape Tool style Insert's cutting angle Cutting direction Tool height Tool width Tool length Cutting edge length
Example M C L N R 25 25 M 12

1. Clamping system

systemy

2. Insert shape

ksztalty

3. Tool style

typy nozy

4. Insert's cutting angle

Symbol N B C P D E
Cutting angle 0° 5° 7° 11° 15° 20°

5. Cutting direction

kierunki en

6. Tool height

wysokosc Symbol 12 16 20 25 32 40 50
Height [mm] 12 16 20 25 32 40 50

7. Tool width

szerokosc Symbol 12 16 20 25 32 40 50
Width [mm] 12 16 20 25 32 40 50

8. Tool length

Symbol H K M P Q R S T U V
Length [mm] 100 125 150 170 180 200 250 300 350 400

9. Cutting edge length

Insert shape dlugosc c dlugosc d dlugosc r dlugosc s dlugosc t dlugosc v dlugosc w
Inscribed circle diameter Cutting edge length
l l d l l l l
5,556         09    
6,350 06 07     11    
9,525 09 11 09 09 16 16  
12,700 12 15 12 12 22 22  
15,875 16 19 15 15 27    
19,050 19   19 19 33    
25,400 25   25 25 44