Features:-Made of high-quality metal with an excellent hardness of HRC 62-64 (Rockwell hardness), it has excellent performance, wear resistance and durability.-The drilling dimensions are extremely precise, with specifications of #5, #6, #8, #10, #12.-Equipped with a 1/4in hexagonal drill shank, it can be used with impact drills and other power tools to meet your various daily needs.-It can be used on various materials such as wood, plastic, polyvinyl chloride (PVC), fiberboard, particleboard, plywood, and rubber.-It integrates the functions of drilling and countersinking. This set comes with 5 replacement drill bits.Specifications:Material: metalSize: 2mm/2.4mm/2.8mm/3.2mm/3.5mm Shank: 1/4in hexagonal shank Package Included:5x Countersink drill .
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