[S2 Alloy Steel] The hex head allen wrench drill bit set is made of premium S2 alloy steel, with CNC-machined bits that are hardened and tempered for durability. It provides long-lasting performance in a variety of applications. The torsion zone absorbs peak torque to...

[S2 Alloy Steel] The 31-piece Torx bit set is made of advanced S2 alloy steel for a rugged construction that's quenched and tempered. This increases bit power and reduces breakage. The CNC-machined head, S2 alloy steel blade, and hardened core enhance bit strength and...