Photo 1 of AIMLENTOOL Cobalt Step Drill Bit Set, Hex Shank Step Drill Bit with Automatic Center Punch for Metal, Stainless Steel, Aluminum, Wood, and Plastic, Storage in Aluminum Case for DIY Lovers, 50 Sizes

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Photo 1 of AIMLENTOOL Cobalt Step Drill Bit Set, Hex Shank Step Drill Bit with Automatic Center Punch for Metal, Stainless Steel, Aluminum, Wood, and Plastic, Storage in Aluminum Case for DIY Lovers, 50 SizesPhoto 2 of AIMLENTOOL Cobalt Step Drill Bit Set, Hex Shank Step Drill Bit with Automatic Center Punch for Metal, Stainless Steel, Aluminum, Wood, and Plastic, Storage in Aluminum Case for DIY Lovers, 50 Sizes