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79GENERAL PURPOSE DRILLINGExplanation of SPADE-CHAM Drilling Heads Description Example:HFP 400 - SPADE IQ IC9081 2 3 41 Designation of the Drilling HeadHFP %u2014 exchangeable drill heads for ISO P and ISO K materialsIFP %u2014 exchangeable drill heads for machining ISO P, ISO M and ISO S materials2 Cutting Diameter (DC) DC3 GradeIC908Basic Dimensions of SPADE-CHAM Drilling HeadsHFP %u2026-IQLPRKCH 1.0DCLFIFP %u2026-IQLPRKCH 1.0DCLFDC %u2014 cutting diameterLPR %u2014 protruding lengthLF %u2014 functional lengthKCH %u2014 corner chamfer angleSIG %u2014 point angle
