... 8.8,9.8... PAN HEAD SELF TAPPIN SCREW,WASHER HEAD WOOD SCREW,SLOTTE COUNTERSUNK HEAD WOOD SCREW.A ... a 20 GP container :22.6T-25.5Tadditioal processes Washer assembly,Heat treatment,Baking hydrogen,Anti-slipping patch can ... than 20 years experiences in screw,bolt,nut,washer,rivet, stud, pin,wrench and so on .2. Our company ... to contact me if you have any query ! Washer Truss Pan Head Self Tapping Screw