20Pcs M12 x 1.75 SUS304 Thread Repair Wire Inserts, 12mm Drill

20Pcs M12 x 1.75 SUS304 Thread Repair Wire Inserts, 12mm Drill Description

20Pcs Thread Repair M12 x 1.75 Wire Threaded Insert Nut Coiled Wire Extension Consumables1D
Item Type: Thread Repair
Material: SUS304
Model: M12 x 1.75
Thread Specification: M12 x 1.75
Outside Diameter Before Installation: Approx. 14.3-14.8mm / 0.56-0.58in
Drill Bit Diameter: Approx. 12.4mm / 0.5in
1D Length After Installation: Approx. 12mm / 0.5in
Number of Turns Before Installation: 5.3
1.5D Length After Installation: Approx. 18mm / 0.7in
Number of Turns Before Installation: 8.4
2D Length After Installation: Approx. 24mm / 0.9in
Number of Turns Before Installation: 11.6
2.5D Length After Installation: Approx. 30mm / 1.2in
Number of Turns Before Installation: 14.8
3D Length After Installation: Approx. 36mm / 1.4in
Number of Turns Before Installation: 18
Wire Thread Insert Model Description: For Example: M3 x 0.5 x 1.5D, which means that after the screw set is completed, the female thread is M3, the pitch is 0.5, and the length is 1.5D (length is 1.5 times the diameter, that is, 1.5 x 3=4.5mm ), the length here refers to the length after installation.
Wire thread inserts are also called threaded sheaths, stainless steel threaded sleeves, wire sleeves, and braces. They are a new type of internal threaded fasteners made of high-strength, high-accuracy diamond-shaped cross-section steel wires; Application to low-strength engineering materials such as aluminum alloy, zinc alloy, copper, plastic, etc., can significantly improve thread strength and wear resistance.