150pc Premium Quality Tool Shop Trailer Hitch pin Hair Pin Cotter Pin Fastener Clip Assortments Premium quality steel cotter pins perfect for mechanical, automotive, small-engine repair Hairpin style gives fast, secure hold for bolts and pins Organized by-size see-thru and resealable storage case to Keep the sizes assorted and clean 6 of the most-commonly used pin sizes 42) 3/32"x1-3/16", 30) 5/64"x1-5/16", 25) 5/64"x1-9/16", 25) 3/64"x1-5/8", 20) 9/64"x1-3/4", 8) 5/32