6 Sizes: 230 split pins, sizes: 100 x M1*16, 50 x M2*20, 30 x M2.5*25, 20 x M3*30, 15 x M4*35, 15 x M5*50, enough to meet your daily needs. Sturdy and Durable: Made of high-quality 304 stainless steel, corrosion and wear resistant, strong and difficult to deform or break, offering a beautiful appearance and durability. Exquisite Craftsmanship: With a hairpin-style design, it provides a quick and secure grip for bolts and pins, a smooth surface without burrs, no need to worry about hurting your fingers during the work process. Wide Application: Widely used in automotive, mechanical, auto garages, workshops, electrical equipment, cars, trucks, lawnmowers, and small repairs Engines, maintenance and mounting, etc. Portable: Comes with a plastic sorting box, easy to carry and store. The enclosed datasheet allows you to quickly and easily find what you need.