6006 Klein Tools Screwdriver,Square Shank,5/16"Keystone tip,Size 6"Shank,10-15/16" Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: KLT6006 Qty On Cart Features Heavy-duty square shank for wrench-assisted turning. Bolster reinforces shank for hard use, designed for the most demanding uses. Features Back FeaturesHeavy-duty square shank for wrench-assisted turning. Bolster reinforces shank for hard use, designed for the most demanding uses.