Material: Carbon Steel.
Head Diameter: 8mm / 0.31 inch.
Pitch: 0.6mm / 0.023 inch.
Thread Diameter: 3.5mm / 0.13 inch ，Thread Length: 10mm / 0.39 inch.
Functional house tool:flat head screws with good holding power fit for many woodworking and DIY jobs,fasteners for the furniture and cabinet industry.