Small Product Machining Selection Guide Internal Machining ① Machining very small inner diameters greater than φ1 mm Use / Type / Very Small Diameter Boring Very Small Diameter Boring (Round Shank) For Gang-Type Tool Posts Carbide Solid Bar Page Very Small Diameter Boring CKB Type S-CKB Type / S-CKB-S Type CKBS Type BXBR Type E73 E73 E72 E75 D Cutting edge General Back Turning Grooving End Grooving General Small Product shape φ1.0 mm– 10° φ2.0 mm– 10° Machining 20° 20° 5° 1.0, 2.0mm 1.5, 2.0, 3.0mm KBMX Type KBMZ Type KBMG Type KBMFR Type BXBR Type Internal Machining ② Machining small inner Grooving and Threading diameters greater than φ5 mm / Boring / Internal Grooving Internal Grooving Internal Threading Internal Threading Use / Type Page SW Type / ST Type / SC Type / Use / Type Page SGIT Type GNDIS Type STHI Type SSTI Type SD Type / SV Type / SS Type E12 to E70 F36 F37 F82 F68 Blind Hole Boring Bottom Facing Profiling φ8.0– STUP(B) Type φ12.0– SCLP Type φ13.0– SD□□ Type SV□□ Type Cutting edge Pitch 0.4–1.0 mm Pitch 0.5–3.0 mm shape φ5.5– SWUB Type φ5.0– SCLC Type shape φ10.0– Max. groove depth φ14.0– Max. groove depth φ8.0– φ18.0– 0.8–2.8 mm 2.6–6.6 mm From E58 From E12 From E27 0.5–2.0 mm 1.5–3.0 mm edge Concave Facing Through Hole Boring Cutting and Hole Bottom Facing φ25.0– SVJB Type φ5.5– SWUB Type φ16.0– SSKP Type φ20.0– SSKC Type E38 From E49 Units (mm) SUMIBORON (CBN) Small Diameter Boring SUMIBORON (PCD) Small Diameter Boring Use / Type / Small Diameter Boring Small Diameter Boring Small Diameter Boring Small Diameter Boring Small Diameter Boring Page BSME Type SEXC Type BNBX Type DABB-C Type DABB-N Type E76 E77 E78 E80 E80 10° 10° 3° 5° 25° Cutting edge shape φ2.5 mm– φ4.0 mm– φ2.5 mm– φ3.0 mm– φ3.0 mm– 50° 25° BSME Type SEXC Type BNBX Type DABB-C Type DABB-N Type D3