This specialized service set features high-strength chrome vanadium steel construction and precisely milled tips for an exact fit in tamper-resistant fasteners. Designed for use with impact drivers, these sockets help free rusted or overtightened bolts while the compact storage rails save valuable toolbox space.

• Designed for high-performance use with impact drivers to tackle rusted or overtightened bolts
• Constructed from high-strength chrome vanadium steel for long-lasting durability
• Black phosphate finish provides superior resistance to corrosion
• Precisely milled tips ensure an exact fit in fastener heads to prevent stripping or tool damage
• Locks securely onto the drive tang for reliable operation
• Includes 6 pieces of 1/4 in. drive (TR10-TR30) and 6 pieces of 3/8 in. drive (TR40-TR60)
• Comes with a 3/8 in. (F) x 1/4 in. (M) adapter and two compact storage rails for easy organization