Proto Duratek JK51606R Slotted Keystone Round Bar Screwdriver 5/16 in

Proto Duratek JK51606R Slotted Keystone Round Bar Screwdriver 5/16 in - For over 160 years, the Stanley Proto brand has been synonymous with quality, reliable products. Their tools are made in America because they believe making the highest quality tools come first.

They are tested to thousands of cycles. And they are proven, having done the job you're asking of them for decades, literally. The combination wrench is their birthright and helped build '34 Fords, the Golden Gate Bridge, and Apollo 11. Over 100 years strong and still growing; No one makes tools better, more durable, or safer.

Features

• Ergonomic quad-lobe handle design with 360 degree texture for additional grip.
• Designed to meet demanding heavy-duty needs of industrial maintenance and assembly applications.
• Screwdrivers meet ASME B107.15 standards.
• Made in USA
• Impact and chemical resistant handles are four-sided with broad but shallow flutes.
• Resistant to most harsh chemicals including hydraulic fluids used in the aerospace industry.
• Four-sided handle design helps prevent roll away from the work surface.
• High-alloy steel shanks are heat-treated their entire length to help provide strength against twisting action and to help prevent bending and twisting when placed under torque.
• Fully grounded and chemically polished, then chrome plated for corrosion resistance.
• Made of high-alloy steel.
• Precision machined for precise fastener fit.
• Finished in black oxide to help prevent cam out and slipping.
• Tips are un-plated with a black oxide finish to help prevent chrome peeling, an important Foreign Object Debris (FOD) concern.