That’s a TUMGO 10PCS Screwdriver Bit Set
What it is:
Brand: TUMGO
Pack says: “Powerful, Tough And Professional S2 Alloy. Material Hrc: 58-60 Most Strict Standard For Accuracy In Across Flats.”
Key details:
1. Type: Double-ended Phillips bits - looks like PH2 on both ends
2. Size/Length: Long 1/4" hex shank bits. Probably 150mm / 6" long based on the pack
3. Quantity: 10 pieces
4. Color: Gold titanium coating - helps with rust resistance and wear
5. Material: S2 Alloy Steel, HRC 58-60 hardness. That’s good for impact drivers and drills without stripping fast