Grease zerks fittings: 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. 90 degree grease fitting: installed on hot air for assembling and disassembling electric elements of different sizes. Grease fittings assortment kit: resistant to high temperature, no leakage, convenient to replace. Metric grease zerks: 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. Product Product attributes: Oil nozzle dustproof Scope of application: Mainly used in engineering machinery, automobiles, bearing seat universal joints, ship machinery and equipment, etc. It is manufactured with professional technology to ensure the of the product and can work for a long time Hydraulic Zerk. For restoration and replacing missing or broken grease zerks on your machinery Zerk Fitting. easy port, safe storage, and quick organization; A sizing chart is included for simple identification grease fitting. product composition: 45bent oil nozzle 1/8inch x 5Pcs 45Bend Grease Nozzle 1/4inch x 5Pcs 90Bend Grease Nozzle 1/8inch x 5Pcs 90Bend Grease Nozzle 1/4inch x 5Pcs 180straight oil nozzle 1/8inch x 30PCS 180straight oil nozzle 1/4inch x 20Pcs Grease cap M6 x 40Pcs, Grease cap M10 x 30Pcs Material: Metal colour: silver Package Contents: 70 x grease nipple 70 x dust cover (accessory style as shown in the picture) 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.