Overall
length
L
Thread
length

Thread + Neck

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

JIS
TYPE:1


Spiral Fluted Taps
(for blind hole)

Spiral Fluted Taps
(for through hole)

TYPE:2 TYPE:3


Spiral Pointed Taps
(for through hole)

Hand Taps

Basic No. of TYPE
Size Class Code Chamfer major dia L ℓ ℓn ℓs Ds K ℓk MSRP
(mm)
(mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes


Cemented
Carbide Taps
M12 × 1.75 Ⅰb



TW012P1LEBA 1.5P 14.273 95 26 - 48 12.5 10 13 4 2 ¥4,890
M12 × 1.5 Ⅰb TW012O1LEB5 5P 13.948 88 26 - 45 10.5 8 11 4 2 ¥4,890 ※
M12 × 1.5 Ⅰb TW012O1LEBA 1.5P 13.948 88 26 - 45 10.5 8 11 4 2 ¥4,890 ※
M12 × 1.25 Ⅰb TW012N1LEB5 5P 13.624 88 26 - 45 10.5 8 11 4 2 ¥4,890 ※
M12 × 1.25 Ⅰb TW012N1LEBA 1.5P 13.624 88 26 - 45 10.5 8 11 4 2 ¥4,890 ※


Roll Taps

M14 × 2 Ⅰb TW014Q1LEB5 5P 16.598 100 33 - 51 14 11 14 4 2 ¥6,430 ※
M14 × 2 Ⅰb TW014Q1LEBA 1.5P 16.598 100 33 - 51 14 11 14 4 2 ¥6,430 ※
M14 × 1.5 Ⅰb TW014O1LEB5 5P 15.948 95 26 - 48 12.5 10 13 4 2 ¥6,430 ※
M14 × 1.5 Ⅰb TW014O1LEBA 1.5P 15.948 95 26 - 48 12.5 10 13 4 2 ¥6,430 ※
M14 × 1.25 ¥7,730 ※


Special Thread Taps
Simple Inspection Tools
Ⅰb TW014N1LEB5 5P 15.624 95 26 - 48 12.5 10 13 4 2



M14 × 1.25 Ⅰb TW014N1LEBA 1.5P 15.624 95 26 - 48 12.5 10 13 4 2 ¥7,730 ※
M16 × 2 Ⅰb TW016Q1LEB5 5P 18.598 105 33 - 50 15 12 15 4 3 ¥9,230
M16 × 2 Ⅰb TW016Q1LEBA 1.5P 18.598 105 33 - 50 15 12 15 4 3 ¥9,230
M16 × 1.5 Ⅰb TW016O1LEB5 5P 17.948 100 33 - 51 14 11 14 4 2 ¥9,230 ※

Pipe Taps
M16 × 1.5 Ⅰb TW016O1LEBA 1.5P 17.948 100 33 - 51 14 11 14 4 2 ¥9,230 ※


M18 × 2.5 Ⅰb TW018R1LEB5 5P 21.248 115 33 - 55 17 13 16 4 3 ¥15,300 ※
M18 × 2.5 Ⅰb TW018R1LEBA 1.5P 21.248 115 33 - 55 17 13 16 4 3 ¥15,300 ※
M18 × 1.5 Ⅰb TW018O1LEB5 5P 19.948 105 33 - 50 15 12 15 4 3 ¥15,300 ※
M18 × 1.5 Ⅰb TW018O1LEBA 1.5P 19.948 105 33 - 50 15 12 15 4 3 ¥15,300 ※
Thread Mills
Premium Thread Mills

M20 × 2.5

Ⅰb TW020R1LEB5 5P 23.248 120 39 - 55 19 15 18 4 3 ¥18,200
M20 × 2.5 Ⅰb TW020R1LEBA 1.5P 23.248 120 39 - 55 19 15 18 4 3 ¥18,200
M20 × 1.5 Ⅰb TW020O1LEB5 5P 21.948 115 33 - 55 17 13 16 4 3 ¥18,200 ※
M20 × 1.5 Ⅰb TW020O1LEBA 1.5P 21.948 115 33 - 55 17 13 16 4 3 ¥18,200 ※
M22 × 2.5 Ⅰb TW022R1LEB5 5P 25.248 125 39 - 58 19 15 18 4 3 ¥23,800 ※
Dies



M22 × 2.5 Ⅰb TW022R1LEBA 1.5P 25.248 125 39 - 58 19 15 18 4 3 ¥23,800 ※
M22 × 1.5 Ⅰb TW022O1LEB5 5P 23.948 120 39 - 55 19 15 18 4 3 ¥23,800 ※
M22 × 1.5 Ⅰb TW022O1LEBA 1.5P 23.948 120 39 - 55 19 15 18 4 3 ¥23,800 ※
M24 × 3 Ⅰb TW024S1LEB5 5P 27.897 135 46 - 62 23 17 20 4 3 ¥29,400
M24 × 3
Center Drills
Centering Tools


Ⅰb TW024S1LEBA 1.5P 27.897 135 46 - 62 23 17 20 4 3 ¥29,400



M24 × 2 Ⅰb TW024Q1LEB5 5P 26.598 130 39 - 60 20 15 18 4 3 ¥29,400 ※
M24 × 1.5 Ⅰb TW024O1LEB5 5P 25.948 130 39 - 60 20 15 18 4 3 ¥29,400 ※
M24 × 1.5 Ⅰb TW024O1LEBA 1.5P 25.948 130 39 - 60 20 15 18 4 3 ¥29,400 ※
JIS
※ = Specified Distribution Items. Made to order products. ⑦-4