Loctite lubricants loctite 1324500 loctite lb 8030 is a multi purpose cutting oil used for wear prevention during drilling and other general machining operations it permits greater cutting speed with improved surface finish and increased tool life it is suitable for use on steel and stainless steel however it should not be used on aluminium titanius and copper alloy surfaces where appearance is important loctite lb 8030 is typically used in applications with an operating range of 20 to