■ Milling Inserts (With Hole) Classification of usage P Carbon Steel / Alloy Steel ■ ★ ★ ☆ Mold Steel ■ ★ ★ ☆ M Austenitic related ★ ☆ ☆ ☆ ★:Roughing / 1st Choice Stainless Martensitic related ★ ☆ Applicable Toolholders Steel Precipitation Hardening ★ ☆:Roughing / 2nd Choice K Gray Cast Iron ★ Ref. to Page for ■:Finishing / 1st Choice Nodular Cast Iron ★ □:Finishing / 2nd Choice N Non-ferrous Metals (In case hardness is under 45HRC) S Heat-resistant Alloys ★ ☆ ★ ★ Titanium Alloys ★ ★ H Hard Materials □ □ Dimension (mm) Angle Cermet CVD MN MEGACOAT PVD Carbide Coated Carbide Coated Carbide Insert Description A T φd (WX)(rZε)α β γ TN100M CA6535 PR1535 PR1225 PR1230 PR1210 PR830 GW25 Handed Insert shows Right-hand BDMT 110302ER-JT 0.2 ● ● ● ● ● 110304ER-JT 6.3 3.0 2.8 11.0 0.4 18° 15° - ● ● ● ● ● M62 M63 110308ER-JT 0.8 ● ● ● ● ● BDMT 11T302ER-JT 0.2 ● ● ● ● ● 11T304ER-JT 0.4 ● ● ● ● ● ● 11T308ER-JT 0.8 ● ● ● ● ● ● 11T312ER-JT 6.7 3.8 2.8 11.0 1.2 18° 13° - ● ● ● ● ● rε 11T316ER-JT 1.6 ● ● ● ● ● W φd 11T320ER-JT 2.0 ● ● ● ● ● (10°) α 11T324ER-JT 2.4 ● ● ● ● ● M62 A T 11T331ER-JT 3.1 ● ● ● ● ● M63 BDMT 170404ER-JT 0.4 ● ● ● ● ● M64 β M65 170408ER-JT 0.8 ● ● ● ● ● ● 170412ER-JT 1.2 ● ● ● ● ● 170416ER-JT 9.6 4.9 4.4 17.0 1.6 18° 13° - ● ● ● ● ● 170420ER-JT 2.0 ● ● ● ● ● 170424ER-JT 2.4 ● ● ● ● ● 170431ER-JT 3.1 ● ● ● ● ● 170440ER-JT 4.0 ● ● ● ● ● M rH W Id (10°) D BDMT 11T308ER-N2 6.7 3.8 2.8 11.0 0.8 18° 13° - ● ● ● ● ● A T 2-Notched E rH Milling W Id (10°) D BDMT 11T308ER-N3 6.7 3.8 2.8 11.0 0.8 18° 13° - ● ● ● ● ● A T M80 3-Notched E M81 rH M82 W Id M83 (10°) D BDMT 170408ER-N3 9.6 4.9 4.4 17.0 0.8 18° 13° - ● ● ● ● ● A T 3-Notched E rH W Id (10°) D BDMT 170408ER-N4 9.6 4.9 4.4 17.0 0.8 18° 13° - ● ● ● ● ● A T 4-Notched E β GOMT 08T208ER-D 5.21 2.78 2.3 8.7 ● ● ● 100308ER-D 6.56 3.30 2.8 10.7 0.8 13° 17° - ● ● ● rε T A φd 13T308ER-D 8.36 3.85 3.4 13.2 ● ● ● α W 160408ER-D 10.03 4.76 4.4 16.7 ● ● ● β JOMT 08T208ER-D 5.14 2.78 2.3 8.5 ● ● ● M134 rε T 100308ER-D 6.41 3.18 2.8 10.2 ● ● ● 13T308ER-D 8.07 3.70 3.4 13.2 0.8 17° 13° - ● ● ● W φd 10° α 160408ER-D 9.72 4.50 4.4 16.7 A ● ● ● * MN indicates MEGACOAT NANO. ● : Std. Item Inserts are sold in 10 piece boxes M19