This inch-size hydraulic grease zerk fitting assortment set from Capri Tools is a wonderful choice for any vehicle repair job. This rare set is perfect for professionals or home repair fans and offers a rare collection of strong hydraulic grease fillings. This set features: 30 Straight 1/4 -28 Zerk Fittings, 15 – 90 Degree 1/4 – 28 Zerk Fittings, 15 – 45 Degree 1/4 – 28 Zerk Fittings, 15 45 Degree 1/8-inch NPT Zerk Fittings, 15 90 Degree 1/8-inch NPT Zerk Fittings, 20 Straight 1/8-inch NPT Zerk Fittings