High-Performance Solid Carbide End Mills 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 tolerance h6 D1 tolerance e8 D +/- )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 ⅷ first choice ࠗ alternate choice graTdiAe lTNiA-lRNT-R1T1 TiAlN length of cut length order # catalogue # D1 D D3 Ap1 max L3 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 O166 widia.com