Features Mainly suitable for hot air guns, Grease Fitting is equipped with diaphragm pumps. Grease Nipple Kits Resistant to high temperatures, no leakage, convenient to replace. Installed on hot air guns for assembling and disassembling electric elements of different sizes. Grease Nipple is made of high quality metal material, which is high hardness, high strength, wear resistant and has a long service life. The easiest way to mechanically lubricate, Mechanical Lubrication Part for linking between grease guns and mechanical equipment. Specification: Item Type: Grease Nipple Material: Iron Nickel Plating Color: As Pictures Show Specifications Length M6*1 / Straight 12cm/4.7inch M6*1 / 45° 17cm/6.7inch M6*1 / 90° 22cm/8.7inch M8*1 / Straight 14cm/5.1inch M8*1 / 45° 17cm/6.7inch M8*1 / 90° 22cm/8.7inch M10*1 / Straight 18cm/7.1inch M10*1 / 45° 21cm/8.3inch M10*1 / 90° 26cm/10.2inchItem Size: 13 * 7 * 2cm / 5.1 * 2.8 * 0.8inch Package Weight: Approx. 284g Package List: 45 * Grease Nipple   Package List