FivePears Step Drill Bit Set,Material: HSS,For Soft Metal/Thin Iron Sheet/Wood/Plastic,Stepped Drill For Metal Tools & Industrial November 12, 2023 Price: Product ParametersMaterial: HSSApplicable material: wood/plastic/soft metal/ironApplicable sheet thickness: ≤5mm; Iron ≤3mmNot applicable material: glass/tile/stainless steelApplicable equipment: hand drill/lithium drill/bench…