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80 ISCAR GENERAL PURPOSE DRILLINGExplanation of SPADE-CHAM Drilling Bodies Description Example:FDN 390 - 117 - 32 A - 3D - IQ1 2 3 4 5 61 Designation of the Drilling BodyDFN %u2014 SPADE-CHAM drill body2 Cutting Diameter minimum (DCN)DCN3 Usable Length (LU) LU4 Connection Diameter Machine Side (DCONMS) DCONMSh65 Shank TypeA %u2014 one flat shank6 Drilling Depth3D = 3 x cutting diameterBasic Dimensions of the SPADE-CHAM Drilling BodyDCN-DCX k7 DCONMSh6 DFLPR LSOALLUPLDCN %u2014 cutting diameter minimumDCX %u2014 cutting diameter maximumDCONMS %u2014 connection diameter machine sideDF %u2014 flange diameterLU %u2014 usable lengthLPR %u2014 protruding lengthPL %u2014 point lengthLS %u2014 shank lengthOAL %u2014 overall length
