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106 ISCAR GENERAL PURPOSE DRILLINGExplanation of DR Indexable Drilling Inserts Description Example:SOMT 12 04 08 - DT1 2 3 4 51 Designation of the Drilling InsertAOMT, AOGT, SOGX, SOMX, SOMT, SOGT2 Inscribed Circle Diameter (IC) IC3 Insert Thickness (S) S4 Corner Radius (RE) RE5 Chipformer TypeDT, GF, HD, ALBasic Dimensions of DR Drilling HeadsAOMT /AOGTRESINSLL178%u00b0SOGX / SOGTICRESSOMX / SOMTSICREIC %u2014 inscribed circle diameterS %u2014 insert thicknessRE %u2014 corner radiusINSL %u2014 insert lengthL %u2014 cutting edge length
