Tool diameter: DC GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex A PROPER DEEPTRI-DRILL MODEL FOR SUITABLE CROSS HOLE DISTANCE. 28 Dthr: Cross hole diameter B MCTR MCTRCH TRLG TRLGCH1814 Guide pad C 12 14 16 18 28 32 36 Cross hole diameter: Dthr D CAUTIONS FOR CROSS HOLE DRILLING - Decrease the feed rate when the drill head comes in contact with a cross hole. (f = 0.03 - 0.05 mm/rev)- Retract the gundrill with a slow rotation. (n = 100 min-1, Vf = 300 mm/min)E - When the gundrill is rapidly pulled out without rotating, the insert and/or guide pads may come in contact with burrs on the cross holes on the way back, resulting in damages F G A tailor-made tool for a cross hole distance over 16 mm H I J K L M Tungaloy J111