[304 stainless steel] These nozzles are made of high-quality metal, high hardness, anti-rust, anti-greasy, and . [Easy to use] Using these straight connectors, you can easily inject lubricant directly into the bearing without disassembling or replacing the bearing. This is for repairing and replacing lost or lubricants on the machine [Plastic box packaging] All accessories are packed in plastic boxes for easy storage. [Wide applications] These hardware can be used in most automobiles, motorcycles, trucks, agricultural and industrial applications. Weight: 512 grams Colour: silver Material: stainless steel Size: 125 x 65 x 22mm Package Contents: 40 x M6 x 1 straight head grease nipple 40 x M8 x 1 straight head grease nipple 40 x M10 x 1/8 straight grease nipple 2 x red explosion-proof flat head nozzle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.