
Spiral Pointed Tap Series for through hole
Overall
length
L
Thread
length
ℓ
Thread + Neck
ℓn
length
Shank
length
ℓs
Shank
dia.
Ds
Size of
square
K
Length of
square
ℓk
③
JIS
PO LH
Spiral Fluted Taps
(for blind hole)
①
JIS Spiral Pointed Taps for Left Hand Threads
Spiral Fluted Taps
(for through hole)
②
Specification
■The PO LH is a spiral pointed tap for left hand
threads in through hole tapping.
Spiral Pointed Taps
(for through hole)
Left hand
③
Recommended Tapping Speeds depending on Materials
Medium carbon steels High carbon steels
中炭素鋼 高炭素鋼
5 10〜
5 10 〜
Hand Taps
( m / min ) ( m / min )
④
TYPE:1 TYPE:2
Cemented
Carbide Taps
⑤
Roll Taps
TYPE:3 TYPE:4
⑥
Special Thread Taps
Simple Inspection Tools
⑦
Segment:1E
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
⑧
M3 × 0.5 P2 POQ3.0G--L 5P 46 9 14 26 4 3.2 6 3 1 ¥1,500 ※
M4 × 0.7 P2 POQ4.0I--L 5P 52 11 17 29 5 4 7 3 1 ¥1,500 ※
M5 × 0.8 P2 POQ5.0K--L 5P 60 13 22 33 5.5 4.5 7 3 1 ¥1,510 ※
M6 × 1 P2 POQ6.0M--L 5P 62 15 26 33 6 4.5 7 3 1 ¥1,670 ※
Thread Mills
Premium Thread Mills
M8 × 1.25 P3 POR8.0N--L 5P 70 19 - 36 6.2 5 8 3 2 ¥2,330 ※
⑨
M8 × 1 P3 POR8.0M--L 5P 70 19 - 36 6.2 5 8 3 2 ¥2,640 ※
M10 × 1.5 P3 POR010O--L 5P 75 23 - 38 7 5.5 8 3 2 ¥2,970 ※
M10 × 1.25 P3 POR010N--L 5P 75 23 - 38 7 5.5 8 3 2 ¥2,970 ※
M10 × 1 P3 POR010M--L 5P 75 23 - 38 7 5.5 8 3 2 ¥3,530 ※
Dies
⑩
M12 × 1.75 P4 POS012P--L 5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,200 ※
M12 × 1.5 P3 POR012O--L 5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,200 ※
M12 × 1.25 P4 POS012N--L 5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,200 ※
M12 × 1 P3 POR012M--L 5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,940 ※
M14 × 2 ¥5,740 ※
Center Drills
Centering Tools
P4 POS014Q--L 5P 88 26 - 45 10.5 8 11 3 2
⑪
M14 × 1.5 P3 POR014O--L 5P 88 26 - 45 10.5 8 11 3 2 ¥5,740 ※
M16 × 2 P4 POS016Q--L 5P 95 26 - 48 12.5 10 13 3 2 ¥7,660 ※
M16 × 1.5 P3 POR016O--L 5P 95 26 - 48 12.5 10 13 3 2 ¥7,660 ※
JIS
※ = Specified Distribution Items. Made to order products. ③-46