Turntable Adjustment Tool -- Check and adjust the angle of the cylinder and needle. Cartridge Adjustment Protractor -- The a side is used to test the sliding force of the stylus, and the b side is used to calibrate the needle head. Turntable Cartridge Adjustment -- Cutting printing production with pure white acrylic plate, reliable quality. Record Alignment Protractor Mat -- Double-sided design to meet the needs of long-term use. Vinyl Recorder Adjustment Tool Ruler -- A must-have item for vinyl record lovers and housewarming friends.
