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Construction Screw
Concrete Screw
   
   
 
 
 

CONCRETE SCREW

 

Size

Head

Recess

Thread

Point

Finish

D

L

M3.5

50~150mm

Hexagon、

Pan Head、

Countersunk

slot、

Torx、

phillip、

Square

Coarse、

High-Low

Flat、

Sharp

Galvanization、

Ruspert and etc.

M3.8

M4.2

M4.8
  • Flat point needs pre-drilling but sharp point does not.
  • The point and part of body can do the Flower-Thread design and produce so that becomes more efficient to chisels in the cement board.

We take orders to design and manufacture ODM/OEM.
 
   
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