Claw Hammers for Working at Height All Secure Tools claw hammers for working at height are fixed with an attachment to improve safety. Choose from our range of heavy-duty claw hammers to find the size you need, and know that yours will come with just what you need to secure the tool and prevent it from falling.A claw hammer is a carpentry hammer that is used to drive nails into or pull them out of wood. It's a multipurpose hammer that's found in the toolkits of everyone from novice DIYers to huge industrial contractors.Secure Tools are a well-trusted distributor of high-quality, low-cost tools for working at heights.