⑥ Roll Tap Series Overall
length
L
Thread
length

Thread + Neck
length
ℓn
Shank
length
ℓs
Shank
dia.
Ds
Size of
square
K
Length of
square
ℓk
JIS
LS-N-RZ
Spiral Fluted Taps
(for blind hole)



JIS Long Shank Roll Taps for Steels
Spiral Fluted Taps
(for through hole)



Specification

■LS-N-RZ is the long shank forming tap suitable
for ferrous materials such as carbon steels,
alloy steels and normal steels.
Spiral Pointed Taps
(for through hole)


Oxide



Recommended Tapping Speeds depending on Materials
Low carbon steels Medium carbon steels
低炭素鋼 中炭素鋼

5 15〜
5 15〜
Hand Taps


( m / min ) ( m / min )



TYPE:1 TYPE:2
Cemented
Carbide Taps



Recommended class
Roll Taps


Segment:1J



Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe TYPE MSRP
(mm) (mm) (mm) (mm) (mm) (mm) (mm)
For Metric Threads
M3 × 0.5 G5 NRZF53.0GP10 4P 100 9 18 40 4 3.2 6 4 1 ¥3,540 ※
M3 × 0.5 G5 NRZF53.0GB10 2P 100 9 18 40 4 3.2 6 4 1 ¥3,540 ※
Special Thread Taps
Simple Inspection Tools


M3 × 0.5 ¥3,540 ※



G6 NRZF63.0GP10 4P 100 9 18 40 4 3.2 6 4 1
M3 × 0.5 G6 NRZF63.0GB10 2P 100 9 18 40 4 3.2 6 4 1 ¥3,540 ※
M4 × 0.7 G6 NRZF64.0IP10 4P 100 11 21 40 5 4 7 4 1 ¥3,230 ※
M4 × 0.7 G6 NRZF64.0IB10 2P 100 11 21 40 5 4 7 4 1 ¥3,230 ※
M4 × 0.7 G7 NRZF74.0IP10 4P 100 11 21 40 5 4 7 4 1 ¥3,230 ※
Pipe Taps



M4 × 0.7 G7 NRZF74.0IB10 2P 100 11 21 40 5 4 7 4 1 ¥3,230 ※
M5 × 0.8 G6 NRZF65.0KP10 4P 100 13 25 40 5.5 4.5 7 4 1 ¥2,820 ※
M5 × 0.8 G6 NRZF65.0KB10 2P 100 13 25 40 5.5 4.5 7 4 1 ¥2,820 ※
M5 × 0.8 G7 NRZF75.0KP10 4P 100 13 25 40 5.5 4.5 7 4 1 ¥2,820 ※
M5 × 0.8
Thread Mills
Premium Thread Mills


G7 NRZF75.0KB10 2P 100 13 25 40 5.5 4.5 7 4 1 ¥2,820 ※



M6 × 1 G7 NRZF76.0MP10 4P 100 15 30 40 6 4.5 7 4 1 ¥2,420 ※
M6 × 1 G7 NRZF76.0MP15 4P 150 15 30 40 6 4.5 7 4 1 ¥4,270 ※
M6 × 1 G7 NRZF76.0MB10 2P 100 15 30 40 6 4.5 7 4 1 ¥2,420 ※
M6 × 1 G7 NRZF76.0MB15 2P 150 15 30 40 6 4.5 7 4 1 ¥4,270 ※
Dies


M6 × 1 G8 NRZF86.0MP10 4P 100 15 30 40 6 4.5 7 4 1 ¥2,420 ※



M6 × 1 G8 NRZF86.0MP15 4P 150 15 30 40 6 4.5 7 4 1 ¥4,270 ※
M6 × 1 G8 NRZF86.0MB10 2P 100 15 30 40 6 4.5 7 4 1 ¥2,420 ※
M6 × 1 G8 NRZF86.0MB15 2P 150 15 30 40 6 4.5 7 4 1 ¥4,270 ※
M8 × 1.25 G7 NRZM78.0NP10 4P 100 19 - 50 6.2 5 8 6 2 ¥3,110 ※
Center Drills
Centering Tools


M8 × 1.25



G7 NRZM78.0NP15 4P 150 19 - 50 6.2 5 8 6 2 ¥5,320 ※
M8 × 1.25 G7 NRZM78.0NB10 2P 100 19 - 50 6.2 5 8 6 2 ¥3,110 ※
M8 × 1.25 G7 NRZM78.0NB15 2P 150 19 - 50 6.2 5 8 6 2 ¥5,320 ※

JIS
⑥-23 ※ = Specified Distribution Items. Made to order products.