Page 514 - Yamawa_European_Catalogue_YEU21

Hand Taps

6412
Intro

HT Hand taps
SP
Serial taps for manual use

SL V -F FEATURES
HSS-E Hand set V+F profi le.
SET V tap produces partial thread crests profi le, F tap produces
full thread crests profi le.

PO RECOMMENDED TAPPING SPEEDS DEPENDING ON MATERIALS
ISO Vc (m/min) ISO Vc (m/min) ISO Vc (m/min)
P1 H K1 I N1 I
P2 H K2 I N2 I
ST P3 H N3 I
P4 I N4 I
H 1st choice I suitable
ROLL

DIN-6412

CARBIDE TYPE: EU_120 TYPE: EU_120
KK
DCONDCON

THLTHL LKLK KK
LONG LSLS
LFLF

HAND
TAPS
Basic
DIN G(BSP) TCTR Ø Hole Ø Code THCHT major Ø LF THL LS DCON K LK NOF Type Stock
(mm)
(chamfer)
(mm)
(tolerance)
(mm) ( mm ) ( mm ) ( mm ) ( mm ) ( mm ) ( mm )
DIN 5157
EG (STI) 1/8-28 - 8.75 8.78 6412G02S V+F 9.728 63 19 32 7 5.5 8 4 120 h
1/4-19 - 11.75 11.78 6412G04S V+F 13.157 70 21 36 11 9 12 4 120 h
3/8-19 - 15.25 15.28 6412G06S V+F 16.662 70 21 36 12 9 12 4 120 h
SPECIAL 1/2-14 - 19 19.04 6412G08S V+F 20.955 80 21 41 16 12 15 4 120 h
THREADS,
GAUGES 3/4-14 - 24.5 24.52 6412G12S V+F 26.441 90 21 46 20 16 19 4 120 h
1 -11 - 30.75 30.77 6412G16S V+F 33.249 100 24 51 25 20 23 4 120 h
THREAD
MILLS

DIES

CENTER
DRILLS

Technical
info

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