• Designed for superior performance in a variety of lengths for hard-to-reach applications
• Forged and machined for best fit and unyielding strength
• Precision heat-treated and tempered for optimal hardness, ductility and durability
• Easy to read stamp pattern in order to quickly determine opening size
• Meets and exceeds ASME B107 hand tool standards
• Pack of 1 EA
• Manufacturer part number: 4420
• UPC Code: 76799044204

Specifications:

• Drive Size [Nom] = 1/2 in (female square); 1/2 in (male square)
• Finish = Chrome Nickel
• Locking Type = Ball
• Material = Alloy Steel
• Overall Length [Nom] = 20 in
• Wt. = 1.19 lb
• This is a normal stocking item.