302 Slotted Stainless Steel M4 M8 M10 Self - Tapping Threaded Insert

Introduction

Self-tapping threaded sleeve mounted without prior tapping, installation tool can be used directly screwed into specific holes in the base material reserved for the female thread teeth have been crushed and the original can be used the same screw, economic appearance, the new articles It can also increase the thread strength.

Self-tapping threaded sleeve braces also called self-tapping, is a new type of reinforcing the strength of the threaded fasteners, self-tapping threaded sleeve has inner and outer tooth pattern, embedded in plastic, cast iron, aluminum, copper and other soft material, can be formed relatively an internally threaded bore high-strength, self-tapping screw sets (self-tapping braces) may repair the internal thread has been bad.
Self-tapping threaded sleeve mounted without prior tapping, installation tool can be used directly screwed into specific holes in the base material reserved for the female thread teeth have been crushed and the original can be used the same screw, economic appearance, the new articles It can also increase the thread strength.

Features

Lightweight yet robust design gives superior holding power

Quick and simple installation process

Extensive stock of METRIC, UNC, UNF inserts

Large variety of materials and coating options

Special lengths and diameter pitch combinations available to order

A wide range of tooling options available

Distinction

302 type is the most widely used in all self tapping screw sleeve products. Its two slots not only play the role of cutting, but also have a little inward locking force.

Model 303 is a thin-walled version of 302 series, which is mainly used in some plastic or light alloy that cannot have thick wall.

For difficult to cut materials, it has larger wall thickness, shallower but sharper external thread. The screw sleeve uses three round holes as cutting edge. The difference between 307 and 308 is the length of the insert.

Manual installation

Use the special screw sleeve installation tool. Refer to the figure below for the specific operation method. The end of the tool in the figure is a quadrangle head, which can be connected with a manual tapping wrench.

Electric installation

The DiI type of HRT numerical control suspension screw sleeve electric installation machine designed by AVIC can complete the installation of screw sleeve with high efficiency and high quality.

FAQ

Q: Are you trading company or manufacturer?

A: We are factory.

Q: How long is your delivery time?
A: Generally it is 3-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment?
A: Payment≤4000USD, 100% in advance. Payment≥4000USD, 30% T/T in advance ,balance before shippment.

Q: Do you accept customization?
A: Yes, we can accept the customization of material, specification, painting color, length accuracy, and certain non-standard products

Why Choose Us?

1. A factory with more than 20 years' experience in manufacturing of Thread Inserts.
2. Competitive pricing & military quality.
3. Quick replies to quotations and requests for information.
4. Timely deliveries, rich experience in IMP and EXP.
5. Advanced R & D center, more than one thousand types of threaded inserts and tools.
6. Strict quality control system, passed the SGS and ISO9001: 2015.
7. Comprehensive after-sales support and troubleshooting.
8. Famous brands in China.
9. High quality enterprises in the region.