Crown 278 3/8-Inch 10-mm Combination Left and Right Captive Ring Tool Exceptional quality tool from Crown Hand Tools Ltd, Sheffield, England High Speed Steel | Ideal for producing rings that are captured by workpiece Gives up to 6 times the Edge Life of Carbon Tools | Beechwood Handle with Brass Ferrule Overall Length: 15" | Handle Length: 8-1/2" Blade Length: 6-1/2" | Size: 3/8"