21-022/TH-12 Features: -Blue spring steel blades for lasting memory and flexibility. -Mounting tempered aluminum for strength. -12'' x 3'' blade. -Carded. Product Type: -Taping Knife. Dimensions: Overall Length - Top to Bottom: -12 Inches. Overall Width - Side to Side: -9 Inches. Overall Product Weight: -0.55 Pounds.
From the Manufacturer
The Wallboard Yellow handle 12" Taping Knife features a textured molded finished handle for non slipping and comfort. Also utilizes 1095 Blue Steel to ensure Blade memory. (The purpose of blade memory is to have consistent mud application). Blade size is one application process in feathering of joint. General use of the taping knife is to apply a light coat of mud over joint utilizing paper or mesh tape.