SUMIDIA Drills DAL/DDL/DML Type DML Type ApplicableTap Size Cat. No. StockDA2200øDød L l1 l2 M6 DML 050V 5 8 90 18 36 M8 DML 068V 6,8 10 104 24 48 M10 DML 085V 8,5 12 122 30 60 M12 DML 103V 10,3 14 136 36 72 Application Examples (DML Type) Work Shape Work Conditions Results AC4C-T6 • Regrind after 17 AluminumCastingM6 Pre-tapholesVc=100m/minf=0,1mm/revm/c=6 spindles••150.000 holesTool life for carbidedrill is 500 holes.30 times tool lifethat of carbide drills AC2C-T2 • 100.000 holes/reg AluminumCasting (2.000m) and stillVc=210m/minrunning.f=0,15mm/rev• Dilling and 19 M8 Pre-tapholes chamfering in thesame process AC4C-T6 • 80.000 holes/reg AluminumCasting (1,840m) and stillVc=250m/minrunning.f=0,2mm/rev• Drilling and 23 M10 Pre-tapholes chamfering in thesame process DML Type Possible Profiles a) Chamfered b) Stopped drilling possible (1) Tolerance for dimension L is more than 0,2mm. (2) θ° is less than 180°. M55 +0,153-0,083+0,112-0,153+0,112-0,153 Tools Sumiboron / SumiDia