Boring ~ ~ RemarksCoolant Technical information Recommended cutting conditions System tip-bars: VNB-S Insert grades (Vc: m/min) VNB02-S MEGACOAT PVD coated VNB01-S Workpiece material PVD carbide carbide VNB015-S VNB04-S Remarks PR1225 PR930 ap (mm), f (mm/rev) ap f ap f Carbon steel / Alloy steel   ~0.1 ~0.01 ~0.2 ~0.03 30~120 30~100 Coolant Stainless steel   ~0.1 ~0.01 ~0.2 ~0.02 30~100 30~80 1st recommendation 2nd recommendation F System tip-bars: VNB / VNB-NB / VNBT Insert grades (Vc: m/min) VNB05 MEGACOATPVD carbidePVD coatedcarbideCarbide PCDWorkpiece materialVNB02 VNB03 VNB04 VNB06VNBT04VNB07 Remarks VNBT05 PR1225 PR930 KW10 KPD001 KPD010 ap (mm), f (mm/rev) ap f ap f ap f ap f Carbon steel / Alloy steel   ~0.3 ~0.03 ~0.4 ~0.04 ~0.45 ~0.07 ~0.5 ~0.1 30~120 30~100 Stainless steel   ~0.3 ~0.02 ~0.4 ~0.03 ~0.45 ~0.05 ~0.5 ~0.07 Coolant 30~100 30~80 Non-ferrous metals    ~0.3 ~0.05 ~0.4 ~0.06 ~0.45 ~0.1 ~0.5 ~0.15 ~100 ~300 ~300 1st recommendation 2nd recommendation System tip-bars: VNBX-S Insert grades (Vc: m/min) VNBX02-S type VNBX01-S type PVD coated carbide EZVB sWoorlkipdiecteipmabteariarl VNBX015-S type VNBX04-S type Remarks InsePrtR9g3ra0desVc: m/min EZVB035 ap (mmEZ),VfB(0m4m5/rev) EZVB055/065apfapf Workpiece materialCarbon steel / Alloy steel MEGACOAT ap (mm), f (mm/rev) Remarks~0.1~0.01~0.2~0.03 P3R0~1212050 ap f ap f ap f Coolant Carbon steel /StainlessAstleloeyl steel 30~100 ~0.05 ~0.1 ~0.04 ~0.0~10.07 ~0.0~70.2 ~0.1 ~0.02 ~0.0730~80 Coolant Stainless steel 30~80 ~0.03 ~0.03 ~0.05 ~0.05 ~0.07 ~0.051st recommendation TWB / TWBT Insert grades TWBR02003 Vc: m/min TWBR01003 TWBR02503 TWBR01503 TWBR03003 PVD coated carbide TWBTR01003 TWBTR02003 Workpiece material TWBTR01503 TWBTR02503 TWBTR03003 PR1535 PR1025 ap (mm), f (mm/rev) ap f ap f Carbon steel /  Alloy steel30~10030~100 ~0.1 ~0.01 ~0.2 ~0.03 Stainless steel 30~80 30~80 ~0.1 ~0.01 ~0.2 ~0.02 :1st recommendation F122