Features and Benefits:

• SuperKrome finish provides long life and maximum corrosion resistance
• Through-hole design: simply pop the old bit out and insert a new replacement bit
• New bit holder design is 9 times stronger and helps prevent the bit from slipping out of the socket while working
• Designed for use on tamper-resistant hex fasteners
• Lifetime Warranty

12 piece set is made in the U.S.A. Tamper-proof bit sockets feature SK's high polish SuperKrome® finish, which provides for long life and  maximum corrosion resistance. Through-hole design, makes it easier to replace worn or broken bits. Bits are manufactured to rigid standards using high strength S2 steel. These bits are designed for use on tamper-resistant hex fasteners found in a variety of industrial and institutional settings. Sizes include: 1/4" Drive - T7, T8, T10, T15, T20, T25, T27, T30 Tamper-proof Torx Bit Sockets; 3/8" Drive - T40, T45, T50, T55 Bit Sockets. Packaged on a rail.