uxcell Self -Clinching Nuts,#4-40 x 0.11-Inch Stainless Steel Rivet Nut Round Head Steel Metal Sheet Mounting Hardware Fastener 100pcs #4-40x2.74mm Size:#4-40x2.74mm under the red cover is

under the red cover is clear and transparent High-temperature Resistence

and other ferrous metals

Size: CCMT 21

All in One DesignDrill bit

bending and folded out of shape

uxcell Self -Clinching Nuts,#4-40 x 0.11-Inch Stainless Steel Rivet Nut Round Head Steel Metal Sheet Mounting Hardware Fastener 100pcs #4-40x2.74mm Size:#4-40x2.74mm under the red cover isuxcell Self Clinching Nuts,#4 40 x 0. 11 Inch Stainless Steel Rivet Nut Round Head Steel Metal Sheet Mounting Hardware Fastener 100pcs A swage nut or self clinching nut is a type of nut or threaded insert that is used on sheet metal. It permanently anchors itself to the sheet metal by swaging the surrounding material. Generally, the swage nut is made of a hard metal such as stainless steel, which is inserted into a pre drilled hole in softer ductile