MagicDrill DRXMagicDrill DRX Applicable inserts

Suitable chipbreaker (ZXMT) How to select ZXMT03

Insert typeZXMTZXMT03 (Drill dia.: ø12~ø13.)
Workpiece materialChipbreakerGMGHSM1. For outer edge, please select "-E" insert from three different
Drilling depth2D 3D 4D 5D 2D 3D 4D 5D 2D 3D 4D 5Dchipbreakers 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
ZXMT030203ZXMT030203GM-I -E
Cast iron
Aluminum alloys
BrassGM-EGM-I GH-E SM-E
Titanium alloys
: 1st choice : 2nd choice
Features of the chipbreaker

Chipbreaker GM (General purpose) GH (Tough edge) SM (Low cutting force / For deeper drilling)

KK Insert

Features

Chipbreaker cross-section

1st. recommendation for carbon steel and 1st. recommendation for interrupted drilling Suitable for sticky materials such as alloy steel, and hard materials. stainless steel and low carbon steel. 1st. recommendation for cast iron. Cutting edge strength oriented design.

Good balance of sharp cutting and cuttingMiddle to high feed rates of steel drilling,Low cutting force, prevents chattering.
edge strengthGM chipbreaker alternative.For low to medium feed rates of steel.

Chips from outer edge Wide chipbreaker Chipbreaker cross-section

Chips from inner edge Flat chipbreaker

Workpiece material S50C S50C SUS304