Hand tools generally refer to a wide range of manually operated equipment used at a workbench or on a jobsite which allow a variety of operations to be carried out quickly and efficiently. Hand tools can include a wide range of knives, screwdrivers, chisels, striking devices, and scrapers, as well as multipurpose tools. Hand tools may also apply to the associated replacement parts such as blades, bits, and handles used in the operation of hand tools.