Straight, 90-degree, 45-degree angled zerk assortment Set allows you to simply insert lubricant directly into the bearing without having to disassemble or replace the bearing. For restoration and replacing missing or broken grease on your machinery. Features - Color: Assorted color. - Size: 17.00X10.00X2.30cm/6.68X3.93X0.90in - Material: Iron, PE. - Used for: Automotive use and solves incompatibility issues with straight, 90-degree and 45-degree angled fittings - All of the items come in a sturdy plastic box to keep them safely together, and are more convenient to use. - Iron materials and construction to ensure . - Professional and practical design with beautiful appearance, easy to carry and use. - Adopted from iron and PE material, it is and use. Package list: 70 x grease nipples 70 x dust covers