Material: Carbon Steel.
Head Diameter: 13.8mm / 0.54 inch.
Pitch: 1mm / 0.04 inch.
Thread Diameter: 6mm / 0.24 inch ，Thread Length: 40mm / 1.57 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.
Colour: Black
Size: M6x40mm(20Pcs)