TURNING INSERTS | POSITIVE RAKE
TCMT-GP
60º
Popular for small diameter boring. Good economy and stable seating of insert. Positive rake screw-down inserts. GP: All-round positive rake geometry. Wide application area. Excellent for boring in most materials.
d
r
7º
s
l
CUTTING DATA (INCH)
DIMENSIONS (INCH)
STEEL
CAST IRON
ANSI DESIGNATION
ISO DESIGNATION
feed per rev, f n
d l
s
r depth of cut, a p
P125
K315
TCMT 2(1.5)1-GP
TCMT 110204-GP 1/4 .433 3/32 1/64 .020 - .047 .003 - .008
DPL100420 DPL100419
TCMT 2(1.5)2-GP
TCMT 110208-GP 1/4 .433 3/32 1/32 .031 - .062 .004 - .010
DPL100429 DPL100428
TCMT 3(2.5)1-GP
TCMT 16T304-GP 3/8 .650 5/32 1/64 .020 - .062 .004 - .008
DPL100431
DPL100430
TCMT 3(2.5)2-GP
TCMT 16T308-GP 3/8 .650 5/32 1/32 .031 - .080 .005 - .010
DPL100435 DPL100434
TCMT 432-GP
TCMT 220408-GP 1/2 .866 3/16 1/32 .031 - .094 .006 - .012
DPL100439 DPL100438
Ordering Example: 20 pcs TCMT 432-GP K315; DPL100438
TCMT-KM
60º
Popular for small diameter boring. Good economy and stable seating of insert. Positive rake screw down inserts. KM: Positive rake roughing geometry. Strong cutting edge with high fracture resistance. Excellent performance in steels and cast iron.
d
r
7º
s
l
CUTTING DATA (INCH)
DIMENSIONS (INCH)
STEEL
CAST IRON
ANSI DESIGNATION
ISO DESIGNATION
depth of cut, a p
feed per rev, f n
d l
s
r
P125
K315
TCMT 2(1.5)1-KM
TCMT 110204-KM 1/4 .433 3/32 1/64 .040 - .080 .006 - .010
DPL100422 DPL100421
TCMT 3(2.5)1-KM
TCMT 16T304-KM 3/8 .650 5/32 1/64 .040 - .094 .006 - .012
DPL100433 DPL100432
TCMT 3(2.5)2-KM
TCMT 16T308-KM 3/8 .650 5/32 1/32 .040 - .109 .007 - .014
DPL100437 DPL100436
Ordering Example: 20 pcs TCMT 3(2.5)2-KM P125; DPL100437
REFERENCE PAGES
4
38 TECHNICAL INFORMATION
63
CUTTING SPEED RECOMMENDATIONS
GRADE SELECTION
52
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