Medicore Insulin Pens & Accessories Case 533 by Medicore Medical Supply GROUP: Needles & Syringes:Syringe/Needle Combo's:Insulin Standard Item Description: Insulin Pen Needle, 29G x 12.7mm (�"), 100/pk, 12 pk/Case Packaging Desc: Needles Insulin Pen 29Gx12.7Mm 100/Pack 12Pk/Case Country of Origin: Harmonized Tariff Code: Product Description: