Reddit reviews uxcell M4 x 4mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 200PCS
We found 2 Reddit comments about uxcell M4 x 4mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 200PCS. Here are the top ones, ranked by their Reddit score.
Thread Size: M4 / 0.16"; Product Name: Knurled NutMaterial: Brass; Weight: 55gPackage Content: 200(+/-2%) x Knurled Nuts; Main Color: Brass TonePitch: 0.7mm; Outter Diameter: 5.3mm / 0.21"Length: 4mm / 0.16"
https://www.amazon.com/uxcell-Female-Knurled-Threaded-Embedment/dp/B01IYWV8Q0/ref=sr_1_1?ie=UTF8&qid=1525384922&sr=8-1&keywords=knurled+brass+insert
These are what I use.
Threaded inserts like these? Wouldn't need to drill a full hole through the case...just enough for the insert.