flexi-bot/docs/marlin/_gcode/M852.md

tag	title	brief	author	experimental	group	codes	notes	parameters
m0852	Bed Skew Compensation	Misalignment in the XYZ axes.	HekTron802	true	calibration	M852	Correction factors have a range of -1 to 1. See Bed Skew Compensation section in the configuration file for more information on calculating the correction factors.	tag type optional description I float true Skew correction factor for XY axis. tag type optional description J float true Skew correction factor for XZ axis tag type optional description K float true Skew correction factor for YZ axis tag type optional description S float true Alias for `I` when only XY skew correction is enabled

Bed Skew Compensation corrects for misalignment in the XY, XZ, and ZY axes through the use of correction factors.