List of TOOL and MOULD steels

X MARKINGS	1	preferably for mould base and simple moulds
		2	Preferabgly used for inserts and cores
		3	Preferably used for slides and inserts
		4	preferabgly used for punching tools and slides
		5	preferably for hot working moulds
		#	prehardened steel, if DIN is in bracket, then it is only similar to DIN