Sunex 221um 1/2-Inch Drive 21-mm Universal Impact Socket

SUNEX Tools Model 221UM Type: Universal Standard Impact Socket Drive Size: 1/2 in. Socket Size: 21mm Point: 6-Point Material: CR-MO Alloy Steel Finish: Black Phosphate This universal impact socket features a built-in swivel joint that allows up to 15 degrees of angular access, making it ideal for reaching fasteners in tight or obstructed spaces where a straight socket cannot fit. The swivel design maintains full impact rating while providing flexible positioning. Constructed from CR-MO alloy steel with radius corner design and industrial black phosphate finish for corrosion resistance. Meets or exceeds ANSI and ASME standards. Backed by SUNEX Tools lifetime warranty.

• Premium Universal Socket: 1/2 in. drive 21mm 6-point universal impact socket for professional and industrial applications
• 6-Point Design: Six-point geometry provides maximum contact with fastener flats, reducing rounding and improving torque transfer
• CR-MO Alloy Steel: Constructed from high-strength chrome molybdenum alloy steel for maximum durability and resistance to high-torque impact forces
• Flexible Swivel Design: Universal joint allows up to 15 degrees of angular access, ideal for reaching fasteners in tight or obstructed spaces
• Impact Rated: Engineered for use with impact wrenches and pneumatic tools while maintaining full swivel functionality
• Precision Fit: Machined to exacting tolerances for secure fastener engagement and reduced slippage during operation
• Dual Size Markings: Features high-visibility laser-etched markings and permanent stamped size markings for quick identification in any environment
• Black Phosphate Finish: Industrial black phosphate coating provides excellent corrosion resistance for extended service life. Backed by SUNEX Tools lifetime warranty
• Performance & Safety: Designed and manufactured to meet or exceed ANSI and ASME standards for impact socket tools ensuring reliable and safe performance