uxcell 100 Pcs M8x17mm Knurled Body Flat Head Blind Rivet Nut Insert Nutsert Fasteners;

Description:
Flat head cap screws, M8 female thread diameter, 17mm total length, zinc plated surface,carbon steel rivet nut.
This Nutsert has a large flange to provide increased strength in punched and drilled holes.
Knurled body provides a higher resistance to spin out when installed in soft materials.
WHAT IS A Rivet Nut?
A Rivet Nut fastener is a tubular rivet with internal threads.  It can be installed in seconds form one side of the
work. Once installed, no finishing work is required on the Rivet Nut fastener. The added benefit of not only being a dependable fastener, they are ready to use with clean threads available for screw attachments.Blind thinsheet materials that are too thin for a tapped thread. Blind Rivet Nuts also areused when an application has little or no access to the backside as they can be installed from the front side of the work piece.