420 Pieces M2 M3 M4 M5 Female Thread Knurled Nuts Brass Threaded Nuts

Brass Threaded Brass Threaded Insert Brass Threaded Nuts Female Thread heat Package includes Insert Embedment Nuts Knurled Nuts Knurled Nuts Brass Knurled Nuts Kit process Widely Applications resist heat Package shipping process Widely Threaded Insert Embedment threaded insert nuts Threaded Nuts Sizes Thread Knurled thread tapered hole