 Applicable Inserts Classification of usage P Carbon steel / Alloy steel :Continuous-Light Interruption / 1st Choice M Stainless Steel :Continuous-Light Interruption / 2nd Choice K Cast Iron ●:Continuous / 1st Choice ○:Continuous / 2nd Choice N Non-ferrous Metals Dimension (mm) Angle MEGACOAT MEGACOAT PVD Coated Carbide NANO Carbide Insert Description φD PR1425 PR1535 PR1225 PR1025 KW10 W max rε T H φd θ R L R L R L R L R L Handed insert shows Left-Hand φd θ ±0.03 W TKFS12& 100-S 1.0 6 ● ● ● ● ● ● ● ● ● ● rε 150-S 1.5 9 0.05 2.2 8.7 4.4 0° ● ● ● ● ● ● ● ● ● ● T rε 200-S 2.0 12 ● ● ● ● ● ● ● ● ● ● H φDmax TKFS16& 150-S 1.5 14 0.05 2.2 9.5 4.4 0° ● ● ● ● ● ● ● ● ● ● 200-S 2.0 16 ● ● ● ● ● ● ● ● ● ● · As Fig.2 (H10) of shows, the cut-off diameter of the insert is indicated when the top of the cutting edge progresses 1mm from the center. · Lead angle shows the angle when installed in toolholder.  Recommended Cutting Conditions Recommended Insert Grades (Cutting Speed Vc: m/min) TKFS12 TKFS16 Workpiece MEGACOAT NANO MEGACOAT PVD Coated Carbide Edge Width (mm) Edge Width (mm) Remarks Material Carbide 1.0 1.5 2.0 1.5 2.0 PR1425 PR1535 PR1225 PR1025 KW10 f (mm/rev) f (mm/rev) H Carbon Steel ★ ☆ ☆ ☆ - 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 70~170 70~150 70~150 60~130 Alloy Steel ★ ☆ ☆ ☆ - 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 70~170 70~150 70~150 60~130 Stainless Steel ☆ ★ ☆ ☆ - 0.01~0.02 0.01~0.02 0.01~0.03 0.01~0.02 0.01~0.03 Coolant Cut-off 60~140 60~120 60~120 50~100 Cast Iron - - - - ★ 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 50~100 Aluminum - - - - ★ 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 0.01~0.03 200~450 Brass - - - - ★ 0.01~0.04 0.01~0.04 0.01~0.04 0.01~0.04 0.01~0.04 100~200 ★ : 1st Recommendation ☆: 2nd Recommendation  KTKF / KTKFS Selection Reference ● KTKF ● KTKFS · Both Right-hand and Left-hand types are applicable to gang tool post. · When machining workpiece with small diameter, use KTKFS to · Basically Left-hand type is used for cut-off operation using a sub reduce overhang distance from the main spindle. spindle. KTKFR KTKFL KTKFSR KTKFSL (Right-hand toolholder) (Left-hand toolholder) (Right-hand toolholder) (Left-hand toolholder) Hand of Toolholder Hand of Toolholder Main Spindle Main Spindle Sub Spindle Main Spindle Sub Spindle •Long workpiece Main Spindle Sub Spindle •Short workpiece and more rigidity and less rigidity •Cut-off operation •Cut-off operation near main spindle near sub spindle side side <1st. Recommendation> <1st. Recommendation> Use insert with lead Use insert without lead angle. L3 L3 angle to remove boss. · Using sub spindle · Not using sub spindle · Cut-off operation near sub L3 dimension L3 dimension · Cut-off operation near spindle side •Sub Spindle Dia. main spindle side •Sub Spindle Dia. φ40→22(A type) φ40→22(A type) φ50→26(B type) φ50→26(B type) N : Std. Item Inserts are sold in 10 piece boxes. H11