
Spiral Fluted Tap Series for blind hole
Overall
length
L
Thread
length
ℓ
Thread + Neck
length
ℓn
Shank
length
ℓs
Shank
dia.
Ds
Size of
square
K
Length of
square
ℓk
①
JIS
PM-SP
Spiral Fluted Taps
(for blind hole)
①
JIS Spiral Fluted Taps for Hard-to-Machine Materials
Spiral Fluted Taps
(for through hole)
②
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.
③
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 )
④
25〜35HRC 35〜45HRC
TYPE:1
Cemented
Carbide Taps
⑤
TYPE:2 TYPE:3
Roll Taps
⑥
Special Thread Taps
Simple Inspection Tools
⑦
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
⑧
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
⑨
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 ※
⑩
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 ※
⑪
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