TAG N-J/JS/JT :  First choice for soft materials, alloy steel and austenitic stainless steel. Parting of tubes, small diameters and thin-walled parts. Cutting edge with positive rake used at low-to-medium feeds. The JS-type has sharp corners.  
 
 
   Side slotting   Slitting   Ext. Grooving   Parting  
  Designation
W±0.04
R±0.05		 fg
(min)		 fg
(max)
  Grade
  TAG N1.4J  1.40  0.16  0.03  0.10 IC830 IC808 IC807
  TAG N2JS  2.00  0.02  0.03  0.08 IC830 IC808
  TAG N2J  2.00  0.20  0.04  0.12 IC830 IC808 IC20
  TAG N2JT  2.00  0.20  0.04  0.10 IC830 IC928 IC808 IC908
  TAG N3JS  3.05  0.02  0.04  0.10 IC830 IC808
  TAG N3J  3.05  0.20  0.04  0.16 IC830 IC928 IC808 IC908 IC20 IC807
  TAG N3JT  3.05  0.20  0.05  0.18 IC830 IC808 IC908
  TAG N4J  4.00  0.24  0.04  0.18 IC830 IC928 IC808 IC908 IC807
  TAG N4JT  4.05  0.24  0.06  0.20 IC830 IC808 IC908
  TAG N5J  5.05  0.25  0.05  0.20 IC830 IC808
  TAG N5JT  5.05  0.25  0.06  0.22 IC830 IC808 IC908
  TAG N6.3J  6.35  0.34  0.06  0.22 IC830 IC808
  TAG N6.3JT  6.35  0.34  0.08  0.25 IC830 IC908
  TAG N7JT  7.05  0.50  0.10  0.28 IC830 IC808

JT chipformer has the basic positive configuration of the J-type and a reinforced negative frontal edge. Most suitable for soft materials at low-to-medium feeds.
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