5 1 Stainless Steel / Steel Self Tapping Thread Insert Ensat 302 Cutting Slots 307 308 Cutting Bores US$ 0.4 1000 Piece (Min.Order) Place of origin : China Self-tapping threaded inserts for making high-strength, wear-free, vibration resistant screw connections in materials with low shear strength such as aluminium and aluminium alloys, brass, bronze,... Xinxiang Donghai Industrial Co., Ltd See all results