Slot: Square

Head: Pan or Flat

Size: Pan 5mmx19mm, 5mmx25mm, 5mmx35mm

Flat 5mmx25mm, 5mmx35mm

Powerful self-drilling screw can perforate the double-T steel plate thickness from 2.3mm to 9mm.

Reliable square bit perfectly fit with square slot, which is the best screw for fastening material on Steel plate! No need for prepared hole.

Boost up your working efficiency.

A #2 Phillips and #2 Square combination bit is attached.

Impact driver is recommended.  
*Avoid using electric drill or vibration drill.

The number

of tests

Perforation average time

Failure

Torsional strength

Pull-out strength

30 pcs

6.99 sec.

0 pc

13KN

10N/m

*Above data is from in-house testing.

http://youtu.be/CKraCJqDtvk

Item

Size
(mm)

Qty.
/box

Finish

Size details

Applicable plate thickness

Master
carton
Qty.

L

D

H

d

p

k

dk

L1

Self-drilling screws (Pan head)

5*19

83

Passi-
vation

19

9.3

3.2

4.8

1.6

8

4

5

Steel plate
t=2.3-6.0

30 boxes

5*25

70

25

10

9

Steel plate
t=2.3-9.0

5*35

56

35

19

Self-drilling screws (Flat head)

5*25

70

25

10

3.5

9

5*35

56

35

19