③ Spiral Pointed Tap Series for through hole Overall
length
L
Thread
length

Thread + Neck

ℓn
length
Shank
length
ℓs
Shank
dia.
Ds
Size of
square
K
Length of
square
ℓk
JIS PM-PO Spiral Pointed Taps for Hard-to-Machine Materials
L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP
Size Class Code Chamfer
Spiral Fluted Taps
(for blind hole)


(mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes



For Unified Threads
5/16-18UNC P3 PYU05ORDPB 5.5P 70 19 - 36 6.2 5 8 3 2 ¥2,890 ※
5/16-24UNF P3 PYU05MRDPB 5.5P 70 19 - 36 6.2 5 8 3 2 ¥2,890 ※
3/8-16UNC P4 PYU06PSDPB 5.5P 75 23 - 38 7 5.5 8 3 2 ¥3,700 ※
Spiral Fluted Taps
(for through hole)


3/8-24UNF P3 PYU06MRDPB 5.5P 75 23 - 38 7 5.5 8 3 2 ¥3,700 ※



7/16-14UNC P4 PYU07QSDPB 5.5P 82 26 - 42 8.5 6.5 9 3 2 ¥5,210 ※
7/16-20UNF P3 PYU07NRDPB 5.5P 82 26 - 42 8.5 6.5 9 3 2 ¥5,210 ※
1/2-13UNC P4 PYU08RSDPB 5.5P 88 26 - 45 10.5 8 11 3 2 ¥5,530 ※
1/2-20UNF P4 PYU08NSDPB 5.5P 88 26 - 45 10.5 8 11 3 2 ¥5,530 ※
Spiral Pointed Taps
(for through hole)



5/8-11UNC P5 PYU10UTDPB 5.5P 95 26 - 48 12.5 10 13 3 2 ¥8,250 ※
5/8-18UNF P4 PYU10OSDPB 5.5P 95 26 - 48 12.5 10 13 3 2 ¥8,250 ※
3/4-10UNC P5 PYU12VTDPB 5.5P 105 33 - 50 15 12 15 3 3 ¥15,000 ※
3/4-16UNF P4 PYU12PSDPB 5.5P 105 33 - 50 15 12 15 3 3 ¥15,000 ※
1 -8UNC ¥31,500 ※
Hand Taps


P6 PYU16XUDPB 5.5P 125 39 - 58 19 15 18 3 3



1 -12UNF P5 PYU16STDPB 5.5P 125 39 - 58 19 15 18 3 3 ¥31,500 ※
Cemented
Carbide Taps

Roll Taps

Special Thread Taps
Simple Inspection Tools

Pipe Taps

Thread Mills
Premium Thread Mills

Dies

Center Drills
Centering Tools



JIS
③-93 ※ = Specified Distribution Items. Made to order products.