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High-Performance Taps
Victory Straight-Flute HSS-E-PM Taps • Threading Close to the Bottom in Blind Holes
™
• GP6520 TiCN for cast iron
and cast aluminium.
Shank Tolerance
D mm tolerance h6
>3–6 +0, -0,008
>6–10 +0, -0,009
>10–18 +0, -0,011
>18–30 +0, -0,013
>30–50 +0, -0,016
„ 
GT43 • Form E Bottoming Chamfer • Through Coolant • Metric DIN 371, 374, and 376 • For Cast Iron
and Cast Aluminium
grade
GP6520
GP6520
TiCN
 first choice
 alternate choice
order # catalogue # D1 size L L3 L2 D number
of flutes dimension
standard class
of fit
4154283 GT435001 M5 X 0,8 70 10 25 6,0 3 DIN 371 6HX
4154284 GT435002 M6 X 1 80 10 30 6,0 4 DIN 371 6HX
4154285 GT435003 M8 X 1,25 90 13 35 8,0 4 DIN 371 6HX
4154286 GT435004 M10 X 1,5 100 15 39 10,0 4 DIN 371 6HX
4154289 GT435007 M12 X 1,5 100 15 39 9,0 4 DIN 374 6HX
4154287 GT435005 M12 X 1,75 110 18 44 9,0 4 DIN 376 6HX
4154290 GT435008 M14 X 1,5 100 15 47 11,0 4 DIN 374 6HX
4154288 GT435006 M14 X 2 110 20 52 11,0 4 DIN 376 6HX
4154291 GT435009 M16 X 1,5 100 15 46 12,0 4 DIN 374 6HX
5408405 GT435010 M16 X 2 110 20 51 12,0 4 DIN 376 6HX
5408406 GT435011 M18 X 2,5 125 25 58 14,0 4 DIN 376 6HX
5408407 GT435012 M20 X 2,5 140 25 64 16,0 4 DIN 376 6HX
widia.com
Y55
metric dimensions