Symbol of flute design
Spiral Straight Spiral point Left hand spiral Roll
Symbol of size Symbol of flute design SP HT PO SL RO
Overall length Shank dia. Chanmfer length
Note 1: Product symbols shown in red mean the tap special for full rigid tapping Drill hole shape
L Ds ℓc P: B:

Main Main M2


Class


Class
Flute


Flute
Product Product
Tap selection Symbol Code L Ds ℓc Tap selection Symbol Code L Ds ℓc Ta
material page material page ps
Note 1 Note 1
M1
For nickel base alloys P3 P4 ~M3 ZEN-B SDU05OYJPX SP 2BX 90 8 3P SP-39
Taps No.12-24UNC S1
~S2
M3
ZEN-P PDU05OYJPW PO 4.5P PO-19 Ta
ps
Standard P2 SP SDUNCMXNEB SP 2B 80 6 2.5P SP-4
PO PDUNCMXNEB PO 5P PO-4
Taps 5/16-24UNF
M4
HT TDUNCMXNEBC HT 2.5P HT-8 Standard P2 SP SMU05MXNEB SP 2B 90 6 2.5P SP-4 Ta
ps
Oxidizing P1 P2 SP OX SDUNCMXNEX SP 2B 80 6 2.5P SP-11 PO PMU05MXNEB PO 5P PO-5
PO OX PDUNCMXNEX PO 5P PO-11 HT TMU05MXNEBC HT 2.5P HT-8
M5
Oxidizing P1 P2 SP OX SMU05MXNEX SP 2B 90 6 2.5P SP-11 Ta
ps
Taps No.12-28UNF PO OX PMU05MXNEX PO 5P PO-11
M1
P2 P4 ~M2
Standard SP SDUNCKXNEB SP 2B 80 6 2.5P SP-4 For stainless steels SP-VA SMU05MXGEX SP 2B 90 6 2.5P SP-29
M6
P1 P2 P3
Ta
PO PDUNCKXNEB PO 5P PO-4 ps
M1 PO-VA PMU05MYGEX PO 2BX 90 6 4.5P PO-15
P4 ~M3
HT TDUNCKXNEBC HT 2.5P HT-8
Oxidizing P1 P2 SP OX SDUNCKXNEX SP 2B 80 6 2.5P SP-11 For titanium alloys S5 ZET-B SMU05MYIPN SP 2BX 90 6 3P SP-41 M8
M1
Ta
PO OX PDUNCKXNEX PO 5P PO-11 For nickel base alloys P3 P4 ~M3 ZEN-B SMU05MYJPX SP 2BX 90 6 3P SP-39 ps
S1
~S2
ZEN-P PMU05MYJPW PO 4.5P PO-19
Taps 1/4-20UNC M1
Taps 3/8-16UNC Ta 0
P2
ps
Standard SP SDU04NXNEB SP 2B 80 7 2.5P SP-4
PO PDU04NXNEB PO 5P PO-5 Standard P2 SP SDU06PXNEB SP 2B 100 9 2.5P SP-4
M1
Ta 2
HT TDU04NXNEBC HT 2.5P HT-8 PO PDU06PXNEB PO 5P PO-5
ps
Oxidizing P1 P2 SP OX SDU04NXNEX SP 2B 80 7 2.5P SP-11 HT TDU06PXNEBC HT 2.5P HT-8
PO OX PDU04NXNEX PO 5P PO-11 Oxidizing P1 P2 SP OX SDU06PXNEX SP 2B 100 9 2.5P SP-11
M1
P4 ~M2
M1
Ta -M7
For stainless steels SP-VA SDU04NXGEX SP 2B 80 7 2.5P SP-29 PO OX PDU06PXNEX PO 5P PO-11
ps
M1
P1 P2 P3 For stainless steels P4 ~M2 SP-VA SDU06PXGEX SP 2B 100 9 2.5P SP-29
M1 PO-VA PDU04NYGEX PO 2BX 80 7 4.5P PO-15
P4 ~M3
P1 P2 P3
M1
P4 ~M3
PO-VA PDU06PYGEX PO 2BX 100 9 4.5P PO-15 M9
For titanium alloys S5 ZET-B SDU04NYIPN SP 2BX 80 7 3P SP-41 Ta -M2
ps 4
M1
For nickel base alloys P3 P4 ~M3 ZEN-B SDU04NYJPX SP 2BX 80 7 3P SP-39 For titanium alloys S5 ZET-B SDU06PYIPN SP 2BX 100 9 3P SP-41
S1
~S2 M1
ZEN-P PDU04NYJPW PO 4.5P PO-19 For nickel base alloys P3 P4 ~M3 ZEN-B SDU06PYJPX SP 2BX 100 9 3P SP-39
S1 M2
Ta 5-M4
~S2
ZEN-P PDU06PYJPW PO 4.5P PO-19
Taps 1/4-28UNF ps 8
Standard P2
Taps 3/8-24UNF For
thr Unifi
SP SDU04KXNEB SP 2B 80 7 2.5P SP-4
e e
PO PDU04KXNEB PO 5P PO-5 Standard P2 SP SMU06MXNEB SP 2B 100 7 2.5P SP-4 Ta ads d
p s
HT TDU04KXNEBC HT 2.5P HT-8 PO PMU06MXNEB PO 5P PO-5
P1 P2
For
Oxidizing W
thre hitwo
SP OX SDU04KXNEX SP 2B 80 7 2.5P SP-11 HT TMU06MXNEBC HT 2.5P HT-8
a r
PO OX PDU04KXNEX PO 5P PO-11 Oxidizing P1 P2 SP OX SMU06MXNEX SP 2B 100 7 2.5P SP-11 Ta ds th
ps
M1
For stainless steels P4 ~M2 SP-VA SDU04KXGEX SP 2B 80 7 2.5P SP-29 PO OX PMU06MXNEX PO 5P PO-11
M1
P1 P2 P3 For stainless steels P4 ~M2 SP-VA SMU06MXGEX SP 2B 100 7 2.5P SP-29
For
P
M1
Ta ipe thre
PO-VA PDU04KYGEX PO 2BX 4.5P PO-15
P4 ~M3
P1 P2 P3 ps ads
M1 PO-VA PMU06MYGEX PO 2BX 100 7 4.5P PO-15
P4 ~M3
For titanium alloys S5 ZET-B SDU04KYIPN SP 2BX 80 7 3P SP-41
M1
For nickel base alloys P3 P4 ~M3 ZEN-B SDU04KYJPX SP 2BX 80 7 3P SP-39 For titanium alloys S5 ZET-B SMU06MYIPN SP 2BX 100 7 3P SP-41 For
S1
P
Ta g thre
~S2 M1
P3 P4 ~M3 ps ad
ZEN-P PDU04KYJPW PO 4.5P PO-19 For nickel base alloys ZEN-B SMU06MYJPX SP 2BX 100 7 3P SP-39 s
S1
~S2
ZEN-P PMU06MYJPW PO 4.5P PO-19
Taps 5/16-18UNC
Standard P2 SP SDU05OXNEB SP 2B 90 8 2.5P SP-4
Taps 7/16-14UNC
PO PDU05OXNEB PO 5P PO-5 Standard P2 SP SGU07QXNEB SP 2B 100 8 2.5P SP-4
HT TDU05OXNEBC HT 2.5P HT-8 PO PGU07QXNEB PO 5P PO-5
Oxidizing P1 P2 SP OX SDU05OXNEX SP 2B 90 8 2.5P SP-11 HT TGU07QXNEBC HT 2.5P HT-8
PO OX PDU05OXNEX PO 5P PO-11 Oxidizing P1 P2 SP OX SGU07QXNEX SP 2B 100 8 2.5P SP-11
M1
For stainless steels P4 ~M2 SP-VA SDU05OXGEX SP 2B 90 8 2.5P SP-29 PO OX PGU07QXNEX PO 5P PO-11
M1
P1 P2 P3 For stainless steels P4 ~M2 SP-VA SGU07QXGEX SP 2B 100 8 2.5P SP-29
M1 PO-VA PDU05OYGEX PO 2BX 90 8 4.5P PO-15
P4 ~M3
P1 P2 P3
M1 PO-VA PGU07QYGEX PO 2BX 100 8 4.5P PO-15
P4 ~M3
For titanium alloys S5 ZET-B SDU05OYIPN SP 2BX 90 8 3P SP-41


Sizes-48
For improvement, spec may change without advance notice. 745