M4 304 Stainless Steel Self-Locking Nylon Insert Hex Lock Nuts 50pcs

Key Features

• Thread Dia M4 ; Thread Pitch0.7mm
• Total Size 7x5mm/0.28"x0.2"(W*H)
• Made of 304 stainless steel, rust resistance and durable to use.
• With a nylon insert, these lock nuts greatly reduce loosening under vibrations and torque.
• Can be widely used in door, construction machinery, shipbuilding and etc.

Product Description

Hex head, female threaded inside, 304 stainless steel material,grade 8, anti-loose hex nut.Used with a machine or cap screw for mechanically joining materials together.Used widely for matching screws or bolts.