Spiral Fluted Tap Series for blind hole
Overall
length
L
Thread
length

Thread + Neck
length
ℓn
Shank
length
ℓs
Shank
dia.
Ds
Size of
square
K
Length of
square
ℓk

JIS
PM-SP


Spiral Fluted Taps
(for blind hole)

JIS Spiral Fluted Taps for Hard-to-Machine Materials


Spiral Fluted Taps
(for through hole)

Specification
■S piral fluted tap suitable for tapping hard
steels with hardness between 35-45HRC such
as forgings and thermal refined steels of high


Spiral Pointed Taps
(for through hole)
carbon steels and alloy steels, and mold steels.



Recommended Tapping Speeds depending on Materials
High carbon steels Thermal refined steels Thermal refined steels
高炭素鋼 調質鋼 調質鋼

5 10 〜 〜
5 〜
5


Hand Taps
( m / min ) ( m / min ) ( m / min )



25〜35HRC 35〜45HRC

TYPE:1


Cemented
Carbide Taps

TYPE:2 TYPE:3


Roll Taps

Special Thread Taps
Simple Inspection Tools

Segment:1D
L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP
Size Class Code Chamfer (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes

Pipe Taps

For Metric Threads
M3 × 0.5 P3 SY3.0GRDPB 2.75P 46 9 14 26 4 3.2 6 3 1 ¥1,610 ※
M4 × 0.7 P3 SY4.0IRDPB 2.75P 52 11 17 29 5 4 7 3 1 ¥1,610 ※
M5 × 0.8 P3 SY5.0KRDPB 2.75P 60 13 22 33 5.5 4.5 7 3 1 ¥1,630 ※
M6 × 1 ¥1,800 ※
Thread Mills
Premium Thread Mills

P3 SY6.0MRDPB 2.75P 62 15 26 33 6 4.5 7 3 1

M8 × 1.25 P3 SY8.0NRDPB 2.75P 70 19 - 36 6.2 5 8 3 2 ¥2,510 ※
M10 × 1.5 P3 SY010ORDPB 2.75P 75 23 - 38 7 5.5 8 3 2 ¥3,200 ※
M10 × 1.25 P3 SY010NRDPB 2.75P 75 23 - 38 7 5.5 8 3 2 ¥3,200 ※
M12 × 1.75 P3 SY012PRDPB 2.75P 82 26 - 42 8.5 6.5 9 3 2 ¥4,530 ※
Dies


M12 × 1.5 P3 SY012ORDPB 2.75P 82 26 - 42 8.5 6.5 9 3 2 ¥4,530 ※



M12 × 1.25 P4 SY012NSDPB 2.75P 82 26 - 42 8.5 6.5 9 3 2 ¥4,530 ※
M14 × 2 P4 SY014QSDPB 2.75P 88 26 - 45 10.5 8 11 3 2 ¥6,180 ※
M14 × 1.5 P3 SY014ORDPB 2.75P 88 26 - 45 10.5 8 11 3 2 ¥6,180 ※
M16 × 2 P4 SY016QSDPB 2.75P 95 26 - 48 12.5 10 13 3 2 ¥8,250 ※
Center Drills
Centering Tools


M16 × 1.5 ¥8,250 ※



P3 SY016ORDPB 2.75P 95 26 - 48 12.5 10 13 3 2
M18 × 2.5 P4 SY018RSDPB 2.75P 100 33 - 51 14 11 14 4 2 ¥11,100 ※
M18 × 1.5 P4 SY018OSDPB 2.75P 100 33 - 51 14 11 14 4 2 ¥11,100 ※

JIS
※ = Specified Distribution Items. Made to order products. ①-166