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

The SUNEX Tools 1/2 in. Drive 21mm 6-Point Universal Deep Impact Socket, Model 221UMD, is designed for professional and industrial use where durability and precision are essential. This socket features a 1/2 inch drive and a 21mm socket size, crafted from high-strength chrome molybdenum alloy steel to withstand the demands of high-torque impact applications. Its six-point design ensures maximum contact with fastener flats, reducing rounding and improving torque transfer. The socket is machined to exacting tolerances for a precise fit that minimizes slippage during use. It is finished with an industrial black phosphate coating that offers excellent corrosion resistance, extending the socket’s service life even in challenging environments. Designed specifically for use with impact wrenches and pneumatic tools, this socket meets or exceeds ANSI and ASME standards for impact sockets, providing reliable and safe performance. The high-visibility laser-etched dual size markings allow for quick identification even in low-light conditions. Backed by the SUNEX Tools lifetime warranty with no exclusions, this impact socket offers dependable service and long-term value.

• Premium Impact Socket: 1/2 in. drive 21mm 6-point universal deep impact socket for professional and industrial applications
• 6-Point Design: Six-point geometry provides maximum contact with fastener flats, reducing rounding and delivering superior torque transfer
• CR-MO Alloy Steel: Constructed from high-strength chrome molybdenum alloy steel for maximum durability under high-torque impact use
• Impact Rated: Designed specifically for use with impact wrenches and pneumatic tools
• Lifetime Warranty: Backed by SUNEX Tools lifetime warranty with no exclusions
• Precision Fit: Machined to exacting tolerances for secure fastener engagement and reduced slippage
• Dual Size Markings: Features high-visibility laser-etched markings for quick identification even in low-light conditions
• Black Phosphate Finish: Industrial black phosphate coating provides excellent corrosion resistance for long service life
• Performance & Safety: Designed and manufactured to meet or exceed ANSI and ASME standards for impact sockets ensuring reliable, safe performance