T10-T40 Magnetic Torx Star Screwdriver Bits Security Tamper Proof 1/4 S2 Steel
Magnetic Torx Star Screwdriver Bits T10-T40 Security Tamper Proof 1/4 S2 Steel. Screwdriver Bits are made of S2 alloy steel which is a commonly used material in hardware with high hardness. -Material: S2 Steel.