uxcell M6 316 Stainless Steel Self-Locking Nylon Insert Hex Lock Nuts 50pcs Thread Size: M6/0.24"(Diameter); Product Name: Nylon Lock Nut Material: 316 Stainless Steel; Weight: 105g Package Content: 50(+/-2%)pcs x Nylon Lock Nut; Main Color: Silver Tone Pitch: 1mm Total Size: 10x6mm/0.4"x0.24"(W*H)