[HIGH STRENGTH THREADED INSERTS] Wire thread inserts also known as threaded sheaths or stainless steel threaded sleeves are innovative female threaded fasteners designed for durability and precision. Crafted from high strength diamond shaped cross section steel wire these inserts provide exceptional reliability in various applications.
[ENHANCED THREAD PERFORMANCE] Ideal for low strength materials like aluminum alloy zinc alloy copper plastic and engineering plastics these inserts significantly boost thread strength and wear resistance. for automotive aerospace and industrial applications where robust threading is essential.
[EFFICIENT THREAD REPAIR SOLUTION] When faced with thread processing errors or damaged internal threaded holes these wire thread inserts offer an economical and effective repair method. No need for costly replacements simply install these inserts to restore functionality quickly.
[VERSATILE THREAD CONVERSION] These wire thread inserts allow seamless conversion between metric and inch threaded holes making them a versatile tool for engineers and DIY enthusiasts. Save time and effort with this convenient fastening solution.
[EASY INSTALLATION AND USE] Each insert comes ready for installation with clear instructions. Simply prepare the terminal strip the wire and tighten the screw for a secure connection. Includes 50 SUS304 stainless steel thread inserts for multiple projects.

Spec:
Item Type: Thread Inserts
Material: SUS304
Model: US Standard 5/16in‑18x1.5D

Diameter: Approx. 7.938mm / 0.3in
Pitch: 1.41 (mm)
Number of Turns Before Installation: 6.8

Length After Installation: Approx. 11.9mm / 0.5in
Outside Diameter Before Installation: Approx. 9.6 ~ 10.2mm / 0.4 ~ 0.4in
Diameter of Drilling Drill Bit for Installation: Approx. 8.3mm / 0.3in
Thread Protective Sleeve Model Specification Description: For Example: M3x0.5X1.5D, which means that after the screw set is