King Drill XL Large Diameter Adjustable System
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King Drill XL Large Diameter Adjustable System

Adjustable Drill For Hole Diameters from 61mm to 100mm


Cartridge type indexable drill for large diameter drilling. The King Drill XL can be easily adjusted by up to ø5mm (2.5mm per side) in 1mm increments. Due to the ultra low cutting resistance of the special King Drill insert geometry, King Drill XL’s can be even used on medium powered machine tools, saving vital machining time in secondary boring operations.



  • Large diameter drilling from ø61-ø100mm
  • Cartridge system for easily adjusting the drilling diameter by up to 5mm in 1mm increments, simply by using adjusting bolt & washers
  • Cartridges can be replaced if damaged
  • King Drill XL uses the same inserts as standard King Drills

Grade Selection by Insert Pocket & Workpiece

To ensure consistent tool life in both insert pockets and prevent tool failure, please refer to the table below for the correct grade selection for each pocket and material.

PD Chip Breaker

LD Chip Breaker

ND Chip Breaker

Universal chip breaker with strongest cutting egde for steels, stainless & cast iron. For use at medium speed and medium feed.

For superior chip control in mild steel and stainless steel machining. Light cutting, for use at low-medium speed and low feed.

Polished high rake geometry for superior chip control in aluminium machining. For use at high speed and high feed.

Spare Parts & Setting Of King Drill XL

Spare Parts & Inserts Of King Drill XL By Diameter