Description:The grease gun hose is made of a combination of rubber and iron materials. The rubber is flexible, durable, and resistant to oil and grease, while the iron fittings ensure a safe and reliable connection with the grease gun and other components.The flexible grease gun hose features a coil-spring design that is non-slip and prevents accidental kinks, allowing for easier access to hard-to-reach accessories. To use, simply connect one end of the hose to the grease gun and the other end to the desired fitting or lubrication point. Apply pressure to the grease gun trigger to deliver lubricant exactly where it's needed.The flexible hose fits all standard 1/8 NPT extensions and hoses from standard grease gun and also fits air, electric, and manual grease gun.