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Quick Details

Brand Name: BEIOU
Place of Origin: China (Mainland)
Name: Self tapping inserts
Standard: UNC/UNF/UN/Metric/Imperial
OEM: yes

Specifications

 Features:

Self tapping inserts(also known as self threaded 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

 

?Wide variety of styles to fit almost every application

 

 

Category:

?302 self-tapping with cutting slot 

 

?307/308 self-tapping with three cutting bores 

 

 

Material&plating:

?Material: stainless steel, carbon steel,brass

 

?Plating: zinc plated, yellow chromated

 

 

Applications:

Widely used in large automobile manufacturing, metallurgy, electric power, machinery,

chemical fiber, chemical industry.

 

 

Installation process:

1.Drilling          2.Installation

 

 

 Technical parameter:(commonly used)

302 selftapping 

with cutting slot

Length
(mm)

External 

thread

Dia.of reference 

bore hole(mm)

Min.depth

 of borehole(mm)

Plastics

Al. alloy

Cast iron

M2.5-0.45

6

M4.5-0.5

4.0-4.1

4.1-4.2

4.2-4.3

8

M3-0.5

6

M5-0.5

4.5-4.6

4.6-4.7

4.7-4.8

8

M3.5-0.6

8

M6-0.75

5.3-5.4

5.5-5.6

5.6-5.7

10

M4-0.7

8

M6.5-0.75

5.8-5.9

6.0-6.1

6.1-6.2

10

M5-0.8

10

M8-1.0

7.1-7.2

7.3-7.5

7.5-7.6

13

M6-1.0

12

M9-1.0

8.1-8.2

8.3-8.5

8.5-8.6

15

M6-1.0

14

M10-1.5

9.0-9.2

9.2-9.3

9.3-9.4

17

M8-1.25

15

M12-1.5

10.6-10.8

11-11.2

11.2-11.4

18

M10-1.5

18

M14-1.5

12.6-12.8

13.0-13.3

13.2-13.4

22

M12-1.75

22

M16-1.5

14.6-14.8

15.0-15.3

15.2-15.4

26

M14-2.0

24

M18-1.5

16.6-16.8

17.0-17.3

17.2-17.5

28

M16-2.0

22

M20-1.5

18.6-18.8

19.0-19.3

19.2-19.5

27