Page 488 - Yamawa_European_Catalogue_YEU21

Long Taps

LS-PT
Intro

GP General Purpose Series
SP Long Shank Straight Fluted Taps for Taper Pipe Threads

FEATURES
Long shank general purpose for extended overhang on
2.5P blind and through hole application.
SL HSS-E
THCHT For steel application at low cutting speed, also suitable for
cast iron and non-ferrous materials.

Recommended Tapping Speeds Depending On Materials
PO
ISO Vc (m/min) ISO Vc (m/min) ISO Vc (m/min)
P1 ≤5 I K1 ≤5 I N2 ≤5 I
P2 ≤5 H K2 ≤5 I N3 ≤5 I
ST P3 ≤5 I N4 ≤5 I
P4 ≤5 I
H 1st choice I suitable
ROLL

JIS-LS-PT
Bored Hole Ø (mm) A - B
CARBIDE
When Threads have When Threads do not have
non-Full Threads the non-Full Threads
Basic Diameter Position
A B
LONG
JIS

HAND
TAPS

EG (STI)

SPECIAL
THREADS,
GAUGES

THREAD
MILLS

DIES

CENTER
DRILLS

Technical
info

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