The grease fittings we produce are as follows: Size: 1/8"-27, 1/4"-18, 3/8"-18 1/4"-28, 5/16"-24, 3/8"-24 1/8"-28, 1/4"-19, 3/8"-19 M6x1, m8x1, m10x1, m12x1 There are many other sizes we can provide. Material: carbon steel, mild steel, brass, stainless steel Type: straight, 30, 45, 65, 75, 90, 120 degree, double head, pin type, button head, Drive fit type, grease fitting button head coupler, grease fitting coupler, grease fitting bayonet coupler Plated: zinc-plated, nickel-plated, chrome-plated Packing: paper box or plastic box in cartons Grease gun coupler: 1/8 npt, 10x1 Grease hoses Working pressure: 700--1000bar Length: 25cm, 30cm, 40cm, 50cm, 100cm, 200cm Material: resin hose or rubber hose with metal heads