The INGCO 13-in-1 Ratchet Screwdriver Set (AKISD1208) is a versatile hand tool featuring a unique folding, high-quality ratchet handle for enhanced grip and storage. It includes 12 durable Cr-V (Chrome Vanadium) 6.35*25mm bits—covering SL4-SL7, PH0-PH3, and PZ0-PZ3 sizes—ideal for diverse fastening tasks.