Overall
length
L
Thread
length

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

JIS
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



M18 × 2.5 P3 SPR018R--L 2.5P 100 33 - 51 14 11 14 4 2 ¥10,300 ※
M18 × 1.5 P2 SPQ018O--L 2.5P 100 33 - 51 14 11 14 4 2 ¥10,300 ※
M20 × 2.5 P3 SPR020R--L 2.5P 105 33 - 50 15 12 15 4 3 ¥14,000
M20 × 1.5 P3 SPR020O--L 2.5P 105 33 - 50 15 12 15 4 3 ¥14,000 ※


Spiral Fluted Taps
(for through hole)
M22 × 2.5 P3 SPR022R--L 2.5P 115 33 - 55 17 13 16 4 3 ¥17,900 ※



M22 × 1.5 P3 SPR022O--L 2.5P 115 33 - 55 17 13 16 4 3 ¥17,900 ※
M24 × 3 P3 SPR024S--L 2.5P 120 39 - 55 19 15 18 4 3 ¥22,300
M24 × 2 P3 SPR024Q--L 2.5P 120 39 - 55 19 15 18 4 3 ¥22,300 ※
M24 × 1.5 P3 SPR024O--L 2.5P 120 39 - 55 19 15 18 4 3 ¥22,300 ※


Spiral Pointed Taps
(for through hole)

M27 × 3 P3 SPR027S--L 2.5P 130 39 - 60 20 15 18 4 3 ¥31,500 ※
M27 × 1.5 P3 SPR027O--L 2.5P 130 39 - 60 20 15 18 4 3 ¥31,500 ※
M30 × 3.5 P4 SPS030T--L 2.5P 135 46 - 62 23 17 20 4 3 ¥40,200 ※
M30 × 2 P3 SPR030Q--L 2.5P 135 46 - 62 23 17 20 4 3 ¥40,200 ※
M30 × 1.5 ¥40,200 ※


Hand Taps
P3 SPR030O--L 2.5P 135 46 - 62 23 17 20 4 3



For Unified Threads
1/4-20UNC P2 SPQU04N--L 2.5P 62 15 26 33 6 4.5 7 3 1 ¥1,900 ※
1/4-28UNF P2 SPQU04K--L 2.5P 62 15 26 33 6 4.5 7 3 1 ¥1,900 ※
5/16-18UNC P2 SPQU05O--L 2.5P 70 19 - 36 6.2 5 8 3 2 ¥2,680 ※


Cemented
Carbide Taps
5/16-24UNF P2 SPQU05M--L 2.5P 70 19 - 36 6.2 5 8 3 2 ¥2,680 ※



3/8-16UNC P2 SPQU06P--L 2.5P 75 23 - 38 7 5.5 8 3 2 ¥3,440 ※
3/8-24UNF P2 SPQU06M--L 2.5P 75 23 - 38 7 5.5 8 3 2 ¥3,440 ※
7/16-14UNC P3 SPRU07Q--L 2.5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,840 ※
7/16-20UNF P2 SPQU07N--L 2.5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,840 ※


Roll Taps
1/2-13UNC ¥5,140 ※



P3 SPRU08R--L 2.5P 88 26 - 45 10.5 8 11 3 2
1/2-20UNF P2 SPQU08N--L 2.5P 88 26 - 45 10.5 8 11 3 2 ¥5,140 ※
For Whitworth Threads
1/4W20 P2 SPQW04N--L 2.5P 62 15 26 33 6 4.5 7 3 1 ¥1,900 ※
5/16W18 P2 SPQW05O--L 2.5P 70 19 - 36 6.2 5 8 3 2 ¥2,680 ※


Special Thread Taps
Simple Inspection Tools

3/8W16 P2 SPQW06P--L 2.5P 75 23 - 38 7 5.5 8 3 2 ¥3,440 ※
7/16W14 P3 SPRW07Q--L 2.5P 82 26 - 42 8.5 6.5 9 3 2 ¥4,840 ※
1/2W12 P3 SPRW08S--L 2.5P 88 26 - 45 10.5 8 11 3 2 ¥5,140 ※
5/8W11 P3 SPRW10U--L 2.5P 95 26 - 48 12.5 10 13 3 2 ¥7,660 ※


Pipe Taps
3/4W10 P3 SPRW12V--L 2.5P 105 33 - 50 15 12 15 4 3 ¥14,000 ※



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JIS
※ = Specified Distribution Items. Made to order products. ①-78