All-in-one set to adjust, align and clean your turntable arm and cartridge, mirrored SME alignment tool to align the cartridge, high-efficiency cleaning fluid to remove stylus dirt and vinyl debris, metal screwdriver for mounting cartridge holder systems, spirit level for aligning pickup systems and for adjusting turntables, CD players and other equipment, tone arm balance for determining stylus contact force with 5 counterweights (0.5 – 3 g), high-quality tweezers and storage box.