500pcs Self Tapping Screws 410 Stainless Steel M4.2x25mm Screw Crossed Grooves Deep Thread

1、Superior 410 stainless steel antirust and anticorrosion resistant to heat and low temperature long durability. 2、Features deep thread uniform pitch stable force and good tightening force dependable to use. 3、Standard crossed grooves greatly improves work efficiency which is timesaving and laborsaving. 4、Pointed head fit for various square pipes color steel tiles and iron plates with a hardness of about HV300 degrees. 5、Total of 500pcs selftapping screws practical and economic which can completely meet your needs.Item Type: Self Tapping Screw Material: 410 Stainless Steel Scope of Application: Suitable for square tube color steel tile and iron plate with hardness around HV300 Quantity: 500pcs M4.2 x 25mm Screws 500pcs x Self Tapping Screw (M4.2x25mm)