3000pcs IUC-440-1/2 Ultrasonic/ Heat staking inserts Tapered Thru Threaded Inserts–Types IUA IUB IUC-Inch knurled nuts Factory Wholesale ? Designed for use in tapered holes. Tapered mounting hole allows for rapid and accurate alignment prior to installation. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. We can produce and wholesale This Model Nuts , and have it in stock: IUB-M2.5-1 IUC-M2.5-1 IUB-M2.5-2 IUC-M2.5-2 IUB-M3-1 IUC-M3-1 IUB-M3-2 IUC-M3-2 IUBB-M3-1 IUCC-M3-1 IUBB-M3-2 IUCC-M3-2 IUB-M3.5-1 IUC-M3.5-1 IUB-M3.5-2 IUC-M3.5-2 IUB-M4-1 IUC-M4-1 IUB-M4-2 IUC-M4-2 IUB-M5-1 IUC-M5-1 IUB-M5-2 IUC-M5-2 IUBB-M5-1 IUCC-M5-1 IUBB-M5-2 IUCC-M5-2 IUB-M6-1 IUC-M6-1 IUB-M6-2 IUC-M6-2 IUB-M8-1 IUC-M8-1 IUB-M8-2 IUC-M8-2 IUB-080-1 IUC-080-1 IUB-080-2 IUC-080-2 IUB-256-1 IUC-256-1 IUB-256-2 IUC-256-2 IUB-440-1 IUC-440-1 IUB-440-2 IUC-440-2 IUB-632-1 IUC-632-1 IUB-632-2 IUC-632-2 IUB-832-1 IUC-832-1 IUB-832-2 IUC-832-2 IUB-024-1 IUC-024-1 IUB-024-2 IUC-024-2 IUB-032-1 IUC-032-1 IUB-032-2 IUC-032-2 IUB-0420-1 IUC-0420-1 IUB-0420-2 IUC-0420-2 IUB-0428-1 IUC-0428-1 IUB-0428-2 IUC-0428-2 IUB-0518-1 IUC-0518-1 IUB-0518-2 IUC-0518-2 IUB-0616-1 IUC-0616-1 IUB-0616-2 IUC-0616-2