MagicDrill DRX Applicable inserts Suitable chipbreaker (ZXMT) How to select ZXMT03 Insert type ZXMT ZXMT03 (Drill dia.: ø12~ø13.) Workpiece material Chipbreaker GM GH SM 1. For outer edge, please select "-E" insert from three different Drilling depth 2D 3D 4D 5D 2D 3D 4D 5D 2D 3D 4D 5D chipbreakers for each application.2. For inner edge, please select “-I” insert (GM chipbreaker only). Low carbon steel Carbon steel ·Outer edge ·Inner edge Alloy steel Mold steel Stainless steel ZXMT030203 -E ZXMT030203GM-I Cast iron Aluminum alloys Brass GM-E GH-E SM-E GM-I Titanium alloys : 1st choice : 2nd choice Features of the chipbreaker Chipbreaker GM (General purpose) GH (Tough edge) SM (Low cutting force / For deeper drilling) K Insert Features 1st. recommendation for carbon steel andalloy steel,1st. recommendation for cast iron.1st. recommendation for interrupted drillingand hard materials.Cutting edge strength oriented design.Suitable for sticky materials such asstainless steel and low carbon steel. Good balance of sharp cutting and cutting Middle to high feed rates of steel drilling, Low cutting force, prevents chattering. edge strength GM chipbreaker alternative. For low to medium feed rates of steel. Chipbreaker cross-section Chips from outer edge Wide chipbreaker Chipbreaker cross-section Chips from inner edge Flat chipbreaker Workpiece material S50C S50C SUS304 K82 Drilling Outer edge sideInner edge side