The fixer use with screw together can hold between two sheet jonint and make it more strong.
Coating Fixer:
(1) material: iron+coating
(2) size: 30 X 90 mm
Self Drill Screw :
(1) material: iron+color zin polish
(2) size: 5.5 X 50 mm
SCREW+FIXER (ACCESSARY)