High Quality Brass Grease Nipple Fittings Set Set Includes 9 Most Used Sizes: M6, M8, M10, Straight, 90-Degree, 45-Degree Made of Good Quality Brass and are Hardened to Prevent Wear. Anti-corrosion and Durable The Grease Zerk Nipple mouth is flat and , great for fastening. The thread is deeply, thread pitch more sturdy, it will not slippery when rotating. Suitable for most automotive, motorcycle, truck, farm, and industrial applications. Specifications: Product Name: Grease Nipple Fittings (Metric) Thread Pitch: 1mm Size includes: M6 Straight, 90-Degree, 45-Degree M8 Straight, 90-Degree, 45-Degree M10 Straight, 90-Degree, 45-Degree Color: yellow Material: Brass Package Contents: 28 * M6 * 1mm Straight Grease Fitting 20 * M6 * 1mm 90-Degree Grease Fitting 20 * M6 * 1mm 45-Degree Grease Fitting 15 * M8 * 1mm Straight Grease Fitting 15 * M8 * 1mm 90-Degree Grease Fitting 15 * M8 * 1mm 45-Degree Grease Fitting 12 * M10 * 1mm Straight Grease Fitting 10 * M10 * 1mm 90-Degree Grease Fitting 10 * M10 * 1mm 45-Degree Grease Fitting Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.