【High Quality】 The grease nipple set is made of high-quality nickel-plated iron, which is rust-proof and corrosion-resistant. The high-strength metal ensures durability, non-deformation, resistance to breakage, and a long service life. The grease nipple set offers a wide selection of models to meet the needs of different machines and angles. 【Easy to Use】 The screw-in grease nipple is flat and smooth, with a deep thread, more stable installation, and good sealing performance. The ball spring prevents dirt from entering and grease from overflowing, thus facilitating lubrication. 【Easy Access】 The grease nipples are sorted by category and stored in a transparent plastic box, making them easy to transport and use. The box's compartments are customizable, so you won't mix up parts when adding them later. 【Included in delivery】 The grease nipple set includes connectors in various sizes and angles. Includes M6 45°, M8 45°, M10 45°, 5 pieces each; M6 90°, M8 90°, M10 90°, 5 pieces each; M6