Astro Tools M4 3/8" Drive Nano Impact Triple Square Bit Socket

Features and Benefits:

• Low profile 1-1/8" long design is 26% shorter allowing for more direct transfer of impacts and increased durability, or add an extension forlonger reach
• Lifetime warranty forged S2 alloy uniquelytreated to provide superior resistance totwisting and chipping compared to CR-V,CR-MO