That’s a 151PCS General Mechanic’s Tool Kit in a green blow-molded case
What it’s used for:
All-purpose repair and maintenance work for cars, motorcycles, machinery, furniture, and home DIY.
Basically a "complete socket + wrench set" so you don’t need to buy tools one by one.
What’s inside your kit:
1. Ratchet Handles - 1/4", 3/8", 1/2" drive. For loosening/tightening bolts fast
2. Sockets - Standard + Deep sockets in different sizes. For nuts and bolts on engines, wheels, etc
3. Combination Spanners/Wrenches - Open end + ring spanner set on the right side
4. Extensions, Adapters, Universal Joints - To reach bolts in tight/tough spots
5. Allen Keys / Hex Keys - For furniture, bikes, machinery