307/308 Type Three Holes Self Tapping Threaded Sleeve

307/308 type three holes self-tapping threaded sleeve 

Product Description：

Model Number: M2-M12

Name: Self-tapping inserts

Standard: UNC/UNF/UN/Metric/Imperial

Colour: Original, Black, Red, Golden

Type: Welding Parts

OEM: Yes

Method: Dry film processing

Material&plating:

Material: stainless steel, carbon steel, brass

Plating: zinc plated, yellow chromated

Features:

Self-tapping inserts are cylindrical metal bushings with internal and external threads and are specially designed to cut their own threads as they are being driven into a drilled hole.

Advantages:

No Pre- tapping required

Very high pull-out resistance

Unlimited thread re-usability

Easy to install, standard taps can be used

The wide variety of styles to fit almost every application

Category:

302 self-tapping with cutting slot

307/308 self-tapping with three cutting bores

Use OF

The stainless steel self-tapping screw sleeve has integral inner and outer teeth, which can be self-tapping.

After installation, it can be tightly combined with the base metal. It has a strong resistance to vibration and is extremely easy to install. It has no defect rate in several installations. The product should be used for a long time.

The automotive industry, the railcar industry, electronic products, engineering plastics, construction machinery, transmissions, home appliances, shipbuilding, etc., their quality is unanimously recognized.

Product details:（Unit:mm）