Goldblatt joint knives are among the best drywall joint knives on the market. These flexible knives were developed by a panel of professional finishers. Achieve perfect feathering and finishing with the versatile Goldblatt 6 in. Joint Knife. The flexible blade allows the user to apply compounds and smooth and tape drywall seams with ease. The Goldblatt 6 in. Joint Knife is durably crafted with a unique tapered ergo-grip. Use the heavy-duty zinc alloy hammer-end for setting popped nails and screws. This joint knife also works well for paint and putty scraping. The solvent-resistant nylon handle delivers strength and durability. The blade is constructed of tempered and polished taper-ground steel. The Goldblatt 6 in. Joint Knife comes with the recommendation of both professional drywallers and at-home fixer-uppers alike.