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Lathe tools
ISO clamp holders for internal machining

STFC boring bar steel positive DIN 8024
for longitudinal lathing with TC indexable insert
Metal cutting tools
Metal cutting tools
Application: type T, attack angle 90°, tip angle 60°, clearance
For longitudinal and copy turning with TC indexable angle 7°
insert 60°.
Advantage:
Execution: ƒ Three-cutter geometry reduces the costs per
ƒ Ident. No. 021–086: Precision-made boring bar, cutter
steel, with internal cooling, type T, attack angle ƒ Positive body geometry ensures low cutting forces
90°, tip angle 60°, clearance angle 7° ƒ Ident. No. 087–096: Very high rigidity and very
ƒ Ident. No. 087–121, 131, 141, 151: Precision- good cut quality due to HSS base material d
made boring bar, HSS, with internal cooling, type ƒ Ident. No. 121–156: Extremely high rigidity and
T, attack angle 90°, tip angle 60°, clearance angle very good cut quality due to solid carbide base f h1 ØDmin.
7° material l2 l1 h
ƒ Ident. No. 126, 136, 146, 156: Precision-made
boring bar, solid carbide, with internal cooling,
Tool design Right Left
ISO name D min. (mm) d (mm) h1 (mm) l2 (mm) l1 (mm) h (mm) f (mm) Suitable for 17850... 17850...
indexable ID no. ID no.
inserts
A 10 K STFC 021 O. R. 026 O. R.
R/L 11 14 10 4.5 16 125 9 7 TC.. 1102..
A 12 R STFC 031 O. R. 036 O. R.
R/L 11 18 12 5.5 20 140 11 9 TC.. 1102..
A 16 Q STFC 041 O. R. 046 O. R.
R/L 11 22 16 7.5 25 180 15 11 TC.. 1102..
A 20 R STFC 051 O. R. 056 O. R.
R/L 16 26 20 9 32 200 18 13 TC.. 16T3..
A 25 R STFC 061 O. R. 066 O. R.
R/L 16 34 25 11.5 40 200 23 17 TC.. 16T3..
A 32 S STFC 071 O. R. 076 O. R.
R/L 16 40 32 15 21 250 30 22 TC.. 16T3..
A 40 T STFC 081 O. R. 086 O. R.
R/L 16 49 40 18.5 21 300 37 27 TC.. 16T3..
AH 10 K
STFC R/L 12 10 4.5 16 125 9 7 TC.. 1102.. 087 O. R. 088 O. R.
11
AH 12 M
STFC R/L 14 12 5.5 20 150 11 9 TC.. 1102.. 089 O. R. 090 O. R.
11
AH 16 Q
STFC R/L 18 16 7.5 25 180 15 11 TC.. 1102.. 091 O. R. 092 O. R.
11
AH 20 R
STFC R/L 23 20 9 32 200 18 13 TC.. 1102.. 093 O. R. 094 O. R.
11
AH 25 R
STFC R/L 28 25 11.5 40 200 23 17 TC.. 16T3.. 095 O. R. 096 O. R.
16
Tool design Right Left
ISO name D min. (mm) d (mm) h1 (mm) l2 (mm) l1 (mm) h (mm) f (mm) Suitable for 17850... 17850...
indexable ID no. ID no.
inserts
E 12 M STFC 121 O. R. 126 O. R.
R/L 11 15 12 5.5 20 150 11 7.5 TC.. 1102..
E 16 R STFC 131 O. R. 136 O. R.
R/L 11 19 16 7.5 25 200 15 9.5 TC.. 1102..
E 20 S STFC 141 O. R. 146
R/L 16 24 20 9 32 250 18 12 TC.. 16T3.. (O. R.)
E 25 S STFC 151 O. R. 156
R/L 16 27 25 11.5 40 250 23 13.5 TC.. 16T3.. (O. R.)
Unit price, €
Prod. group 107

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