SEMS Machine Screws Supplied

SEMS screws come pre-assembled by a screw and washer. It can be double washer sems screw,Split washer Sems screw,
Flat washer sems screws,external tooth sems screws, or internal tooth sems screws.
SUS304 stainless steel sems machine screws
Blue zinc steel sems machine screws
Black steel sems machine screws
Torx pan head sems screws
Phillips pan head sems screws  
Phillips pan head sems screws double washer 
Phillips pan head sems screws split washer 
Phillips pan head sems screws flat washer