Overall
length
L
Thread
length

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

N-RZ Roll Taps for Steels JIS
Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe TYPE MSRP


Spiral Fluted Taps
(for blind hole)
(mm) (mm) (mm) (mm) (mm) (mm) (mm)



M2.5 × 0.35 G5 NRZM52.5DP 4P 46 6.3 14 29 3 2.5 5 4 5 ¥2,410 ※
M2.5 × 0.35 G5 NRZM52.5DB 2P 46 6.3 14 29 3 2.5 5 4 5 ¥2,410 ※
M2.6 × 0.35 G5 NRZM52.6DP 4P 46 6.3 14 29 3 2.5 5 4 5 ¥2,410 ※
M2.6 × 0.35 G5 NRZM52.6DB 2P 46 6.3 14 29 3 2.5 5 4 5 ¥2,410 ※


Spiral Fluted Taps
(for through hole)
M3 × 0.35 G5 NRZM53.0DP 4P 46 6.5 14 26 4 3.2 6 4 5 ¥2,510 ※



M3 × 0.35 G5 NRZM53.0DB 2P 46 6.5 14 26 4 3.2 6 4 5 ¥2,510 ※
M4 × 0.5 G5 NRZM54.0GP 4P 52 9 17 29 5 4 7 4 5 ¥2,160 ※
M4 × 0.5 G5 NRZM54.0GB 2P 52 9 17 29 5 4 7 4 5 ¥2,160 ※
M4 × 0.5 G6 NRZM64.0GP 4P 52 9 17 29 5 4 7 4 5 ¥2,160 ※


Spiral Pointed Taps
(for through hole)

M4 × 0.5 G6 NRZM64.0GB 2P 52 9 17 29 5 4 7 4 5 ¥2,160 ※
M4 × 0.5 G7 NRZM74.0GB 2P 52 9 17 29 5 4 7 4 5 ¥2,160 ※
M5 × 0.5 G6 NRZM65.0GP 4P 60 9 22 33 5.5 4.5 7 4 5 ¥2,160 ※
M5 × 0.5 G6 NRZM65.0GB 2P 60 9 22 33 5.5 4.5 7 4 5 ¥2,160 ※
M6 × 0.75 ¥2,300 ※


Hand Taps
G6 NRZM66.0JP 4P 62 15 26 33 6 4.5 7 4 4



M6 × 0.75 G6 NRZM66.0JB 2P 62 15 26 33 6 4.5 7 4 4 ¥2,300 ※
M6 × 0.75 G7 NRZM76.0JP 4P 62 15 26 33 6 4.5 7 4 4 ¥2,300 ※
M6 × 0.75 G7 NRZM76.0JB 2P 62 15 26 33 6 4.5 7 4 4 ¥2,300 ※
M6 × 0.5 G6 NRZM66.0GP 4P 62 9 26 33 6 4.5 7 4 5 ¥2,300 ※


Cemented
Carbide Taps
M6 × 0.5 G6 NRZM66.0GB 2P 62 9 26 33 6 4.5 7 4 5 ¥2,300 ※



M7 × 1 G7 NRZM77.0MP 4P 70 19 - 36 6.2 5 8 4 6 ¥2,040 ※
M7 × 1 G7 NRZM77.0MB 2P 70 19 - 36 6.2 5 8 4 6 ¥2,040 ※
M7 × 0.75 G7 NRZM77.0JP 4P 70 19 - 36 6.2 5 8 4 6 ¥3,030 ※
M7 × 0.75 G7 NRZM77.0JB 2P 70 19 - 36 6.2 5 8 4 6 ¥3,030 ※


Roll Taps
M8 × 1.25



G7 NRZM78.0NP 4P 70 19 - 36 6.2 5 8 6 6 ¥2,360
M8 × 1.25 G7 NRZM78.0NB 2P 70 19 - 36 6.2 5 8 6 6 ¥2,360
M8 × 1.25 G8 NRZM88.0NP 4P 70 19 - 36 6.2 5 8 6 6 ¥2,360 ※
M8 × 1.25 G8 NRZM88.0NB 2P 70 19 - 36 6.2 5 8 6 6 ¥2,360 ※
M8 × 1 G7 NRZM78.0MP 4P 70 19 - 36 6.2 5 8 6 6 ¥2,690 ※


Special Thread Taps
Simple Inspection Tools

M8 × 1 G7 NRZM78.0MB 2P 70 19 - 36 6.2 5 8 6 6 ¥2,690 ※
M8 × 0.75 G7 NRZM78.0JP 4P 70 19 - 36 6.2 5 8 6 6 ¥3,030 ※
M8 × 0.75 G7 NRZM78.0JB 2P 70 19 - 36 6.2 5 8 6 6 ¥3,030 ※
M10 × 1.5 G7 NRZM7010OP 4P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※
M10 × 1.5
Pipe Taps
G7 NRZM7010OB 2P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※



M10 × 1.5 G8 NRZM8010OP 4P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※
M10 × 1.5 G8 NRZM8010OB 2P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※
M10 × 1.25 G7 NRZM7010NP 4P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※
M10 × 1.25 G7 NRZM7010NB 2P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※
Thread Mills
Premium Thread Mills

M10 × 1.25 G8 NRZM8010NP 4P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※


M10 × 1.25 G8 NRZM8010NB 2P 75 23 - 38 7 5.5 8 8 6 ¥3,000 ※
M10 × 1 G7 NRZM7010MP 4P 75 23 - 38 7 5.5 8 8 6 ¥3,580 ※
M10 × 1 G7 NRZM7010MB 2P 75 23 - 38 7 5.5 8 8 6 ¥3,580 ※
M12 × 1.75 G8 NRZM8012PP 4P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
Dies


M12 × 1.75



G8 NRZM8012PB 2P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
M12 × 1.75 G9 NRZM9012PP 4P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
M12 × 1.75 G9 NRZM9012PB 2P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
M12 × 1.5 G8 NRZM8012OP 4P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
M12 × 1.5 G8 NRZM8012OB 2P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
Center Drills
Centering Tools



M12 × 1.5 G9 NRZM9012OP 4P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
M12 × 1.5 G9 NRZM9012OB 2P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※
M12 × 1.25 G8 NRZM8012NP 4P 82 26 - 42 8.5 6.5 9 8 6 ¥4,270 ※

JIS
※ = Specified Distribution Items. Made to order products. ⑥-16