Model NO.：Phillips Hex Washer Head Serrated Self Tapping Screw

Model NO.：Cuntersunk Head Phillps Drive High-Low Thread Self Tapping Screw With 4 Nibs

Model NO.：Pan Framing Phillips Self Tapping Screw

Model NO.：Hex Washer Head Self Tapping Screw

Model NO.：Modified Truss Head Self Tapping Screw

Model NO.：Window Screw With 6 Nibs Sharp Point

Model NO.：DIN 7981