External, black phosphate coated, metric size, spring steel snap ring. Used to retain pulleys, gears or wheels on shafts. Handy kit for shop toolroom or toolbox. On hand when needed saves time and money. Plastic compartment box is easy to store. The Precision Brand® 295-piece metric snap ring Assortment contains: (25) 6 mm, (20) 8 mm, (15) 9 mm, (20) 10 mm, (20) 11 mm, (20) 12 mm, (10) 13 mm, (20) 14 mm, (15) 15 mm, (20) 16 mm, (10) 17 mm, (15) 18 mm, (10) 19 mm, (15) 20 mm, (10) 21 mm, (10) 22 mm, (10) 24 mm, (10) 25 mm, (5) 28 mm, (5) 30 mm, (5) 32 mm and (5) 35mm. Precision Brand® Snap Ring Assortment, Metric, 6 to 35 mm, 295 Piece, Spring Steel, Black Phosphate