A harsashi rungumi dabi'ar inji clamping indexable saka tare da shafi Layer, tsawon ne micro-daidaitacce.Ana amfani da haɗin kan iyo tsakanin harsashi da kai mai ban sha'awa, ya dace da kyakkyawan kammala rami mai zurfi
| Girman harsashi | M shugabannin model | Girman harsashi | M shugabannin model |
| 12 x36 | 40-<60 | 20x50 | ≥90-<140 |
| 16 x30 | ≥60-<75 | 25x50 | ≥140-<200 |
| 16 x40 | ≥75-<90 |