The Crescent Apex® 30-piece impact-rated fastening set with u-GUARD™ is built for the most demanding jobsites. The stack and store alphaCASE™ features a tongue and groove design with thick sidewall construction. The 30-piece set includes Crescent Apex's patented non-marring u-GUARD™ covered products which protect final finishes from damage and the core Crescent Apex® S2 steel product with optimized tip geometry for fit to the fastener. Screwdriving bit tips include square, Phillips®, Torx®, slotted, quick-release bit holder, power bit holder and magnetic nutsetters. Bits are secured in pivoting insert rails inside the case, allowing easy access to bits and case configurability.