... Carbide 3) dia:6.0mm 4)Length:50mm square end mill1)TiAIN nano-coating(black)2)Materail:Solid Carbide3)Tolerance +0.01mm4 ... (HRC65)W4-50 Carbide44502, 3, 41.181.571.892.20 2.99 4.25 W4-75 Carbide44752, 3, 41.732.052.523 ... .46 4.41 5.67 W4-100 Carbide441002, 3, 41.892.362. ... .47 W6-50 Carbide66502, 3, 41.892.833.313.94 4.57 6.30 W6-75 Carbide66752, 3, 42.834.094 ...