Product Description Contractor-grade, chrome-plated 5-wire cage. Chrome plated 5/16 inch shank. This product adds a great quality. Easy to use and handle. From the Manufacturer Introducing Warner Tool Products a family owned company – 85th Anniversary in 2012, (Est. 1927). Research Driven Innovation: Pioneered the Soft Grip Putty Knife Handle in 1992, (ProGrip),Originated the color coding of Putty Knife handles to identify the flexibility of the blade. (Patented), Developed Dura Cap TM – more comfortable light weight hammer head, Developed Dura Cap TM – more comfortable light weight hammer head. Warner greatly improves the Paint Tool Shopper Experience: Job Specific labels that aide the consumer with knife selection. The product sells itself! Warner means Quality and Value: For 90 years, Professionals and Consumers have trusted the Warner name for quality products that perform. Warner is an industry Leader in Product Design & Innovation: ProGrip Putty Knives with color coding flexibility, Carbide Paint Scrapers, Soft Grip Taping Knives, Drywall Stilts & Benches. Our Competition Follow Us! As we continue our quest for innovation, Warner will provide the Amazon consumers with products that are at the envy of the market!