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High-Performance Solid Carbide End Mills • Hard Materials
Series 7N21 • Vision Plus ™ Micro
• Centre cutting.
• Standard items listed. Additional styles
and coatings made-to-order.
End Mill Tolerances
D1 tolerance e8
D tolerance h6
+ / -
) 3 -0,014/-0,028 ) 3 0/0,006
> 3–6 -0,020/-0,038 > 3–6 0/0,008
> 6–10 -0,025/-0,047 > 6–10 0/0,009
> 10–18 -0,032/-0,059 > 10–18 0/0,011
> 18–30 -0,040/-0,073 > 18–30 0/0,013
„ 
Series 7N21 • Vision Plus Micro
 first choice
 alternate choice
grade
TiAlN-RT1
TiAlN
- RT1
TiAlN
O166
catalogue #
D1
D
D3
length of cut
Ap1 max
L3
length
L
3665122 7N2100501RT 0,5 4 0,44 1,00 5,00 63
3665140 7N2100601RT 0,6 4 0,54 1,00 6,00 63
3665141 7N2100801RT 0,8 4 0,74 1,30 8,00 63
3665142 7N2101001RT 1,0 4 0,94 1,60 10,00 63
3665163 7N2101201RT 1,2 4 1,14 1,90 12,00 63
3665164 7N2101501RT 1,5 4 1,44 2,40 16,00 63
3665166 7N2102001RT 2,0 4 1,94 3,20 20,00 63
3665167 7N2102501RT 2,5 4 2,44 3,80 25,00 63
3665168 7N2103001RT 3,0 4 2,90 4,50 30,00 63
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