Torx Star Punch & Security Bit Set 13PCS 1-Inch, S2 Steel Tamper Proof Bits with Hole (T4, TT5-TT40) for Electronics, Auto & Impact Driver, 1/4" Hex Shank Specialty Bits

Crafted from core-hardened S2 steel, this torx is engineered to last significantly longerup to 10x the life of standard bits. The CNC-machined profile provides a security, cam-out-free fit for drivers and high-torque applications. The -machined center hole securely engages the pin in tamper-proof (TR) Torx screws, making it the proper for electronics, automotive brakes, and appliances with security fasteners. Includes the standard T4 and security bits (TT5, TT6, TT7, TT8, TT9, TT10, TT15, TT20, TT25, TT27, TT30, TT40). The 1-inch optimal length provides superior access in tight spaces.

features a magnetic tip for screw retention and is manganese phosphate-treated for enhanced corrosion resistance, ensuring reliable performance in any workshop. The 1/4 shank ensures fit with 1/4 drivers. for automotive, electronics, furniture assembly, and countless or DIY tasks.