The Pfanstiehl Diamond Needle 235-SDE is a vintage new old stock stereo and mono turntable needle manufactured by Empire Scientific Corp. It is designed to work with EMPIRE 999SE/X, 999PE/X, and 999TE/X models, and has a nice deep sky blue color to it. The needle features a diamond tip with a tip radius of .2 x .7 Mil Elliptical, ideal for tracking forces of 1/2 – 1 1/2 grams. Made in the United States, this needle is a high-quality replacement for EMPIRE S999PE/X, S999TE/X, and S999SE/X (ERD) models.