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: 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 Description: Product : 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 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 transport, safe storage, and quick organization; A sizing chart is included for simple identification grease fitting. product composition: 45°bent oil nozzle 1/8inch x 5Pcs 45°Bend Grease Nozzle 1/4inch x 5Pcs 90°Bend Grease Nozzle 1/8inch x 5Pcs 90°Bend Grease Nozzle 1/4inch x 5Pcs 180°straight oil nozzle 1/8inch x 30PCS 180°straight 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.