★★Product Description & Highlights★★ • Set of allergy-friendly stud earring bases (4mm) and ear nuts • High-quality material that is resistant to discoloration, rust, and allergies ※ Not everyone is guaranteed to be allergy-free • Easy to attach beads, charms, and natural stones with the 4mm flat tray • Simple stainless steel color that matches any design • Professional specifications suitable for making accessories for sale • A small set of 10 pieces is perfect for prototypes and small-lot production ★★Size & Contents★★ 【4mm Stud Earring Base】 • Material: 316 Surgical Stainless Steel • Size: Approximately 12 x 4mm • Tray: 4mm • Pin thickness: Approximately 0.8mm • Color: Stainless steel color • Quantity: 10 pieces 【Ear Nuts (Catch)】 • Material: 316 Surgical Stainless Steel • Size: Approximately 5 x 3.5 x 2.5mm (Hole: Approximately 0.6mm) • Color: Stainless steel color • Quantity: 10 pieces ⸻ We also carry a wide variety of accessory parts. #Lapin's Handmade Parts #Handmade #AccessoryParts #316StainlessSteel #SurgicalStainlessSteel #EarringFindings #StudEarrings #EarringBacks #EarNuts #TarnishResistant #MetalAllergyFriendly #EarringMaking #HandmadeMaterials #DIYAccessories