Hilmor 1937883 3-Piece HVAC Nut Driver Set With 6" Reversible Magnetic Nut Drive

hilmor 1937883 3-Piece HVAC Nut Driver Set with 6" Reversible Magnetic Nut Drive PACK OF 3 REVERSIBLE 6" MAGNETIC NUT DRIVERS: Quick-switch socket design instantly changes between 1/4" and 5/16" sizes for the most common HVAC and refrigeration fastening tasks HIGH-PERFORMANCE SOCKET DESIGN: Drives from the flats instead of the corners to reduce slippage, protect fasteners, and extend tool life under heavy use ENHANCED ACCESS IN TIGHT SPACES: Tapered socket profile improves reach and maneuverability when working around obstructions or in confined areas MAGNETIC HEX SHAFT: 1/4" magnetic hex shaft holds fasteners securely in place while allowing quick and easy removal of metal shavings and debris DURABLE ALLOY STEEL CONSTRUCTION: Forged from 6150 alloy steel, hardened above 48 HRC, and built to meet or exceed ASME B107.110 standards for professional-grade strength and performance MFG# 1937883