Page 500 - Yamawa_European_Catalogue_YEU23

Hand Taps

6412
Intro

HT Hand taps
SP
Serial taps for manual use

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

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

DIN-6412

CARBIDE TYPE: EU_120
DCON K

THL LK K
LONG LS
LF

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

DIES

CENTER
DRILLS

Technical
info

498