31 Jul 4pcs M6x17mm Hex Flange Bolts Left Hand Thread 8.8 Grade Carbon Steel
Description:1. Material: Forged with 8.8 grade carbon steel material, black oxide finish, with a high load rate, high hardness and wear resistance, strong and durable.2. Advantage: Left-hand reverse thread design, The hex head is not easy to slip during the rotation process. The flange part...